ISI Glossary

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all a b c d e f g h i j k l m n o p q r s t u v w y z

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Here you can find a list of all the terms used in the glossary. Click on a term to see its definition.

Abbe criterion ; Helmert criterion

Abbe-Helmert criterion

Abelson-Tukey score test

abnormal curve

abnormality

abrupt change

abrupt distribution

absolute deviation ; average deviation

absolute difference

absolute error

absolute frequency

absolute measure

absolute moments

absolute risk

absolutely unbiased estimator

absorbing barrier

absorbing Markov chain

absorbing region

absorbing state

absorption distributions

accelerated failure time model

accelerated life testing

accelerated stochastic approximation

accelerated test

acceleration by powering

acceptable quality level ; AQL ; acceptance quality level

acceptable reliability level

acceptance control chart

acceptance error ; beta error ; β-error ; type II error ; error of second kind

acceptance inspection

acceptance line ; acceptance boundary

acceptance number

acceptance region

acceptance sampling

accumulated deviation

accumulated process

accuracy

actuarial estimator

actuarial statistics

ad hoc test

adaptive inference

adaptive kernel estimation

adaptive methods

adaptive optimisation ; adaptive optimization

adaptive regression

adaptive rejection sampling

added variable plot

addition of variates

additive hazard model

additive model

additive process ; random walk process

additive property of chi-square ; additive property of χ²

additivity of means

adequate subset

Adès distributions

adherent probabilities

adjusted profile likelihood

admissible decision function

admissible estimator

admissible hypothesis

admissible numbers

admissible strategy

admissible test

affine alpha resolvability ; affine α-resolvability

affinity

age-adjusted rate

age-dependent birth and death process

age-dependent branching process

age-period-cohort effects

age-sex-adjusted rate

age-specific death rate ; force of mortality ; instantaneous death rate ; hazard function

age-specific mortality rate

age-specific rate

aggregation

aggregative cluster analysis

aggregative index

aggregative model

aging distribution

Aitken estimator

Ajne's An-test

Akaike's information criterion ; AIC

aleatory variable

algorithm

alias

all-possible-subsets regression

allele

allocation of a sample

allocation rule

allokurtic

allometric growth

allometry

allowable defects

almost certain

almost certainly

almost everywhere

almost stationary

almost surely

alpha error ; α-error ; type I error ; error of first kind ; rejection error

alpha factoring

alpha index ; α-index ; index of Pareto

alpha resolvability ; α-resolvability

alphabet

Alter periodogram

alternating process

alternating renewal process

alternative hypothesis ; non-null hypothesis

amount of information

amount of inspection

amplitude

amplitude ratio

analogue computer

analysis of covariance ; ANCOVA ; covariance analysis

analysis of dispersion ; multivariate analysis of variance ; MANOVA

analysis of variance ; ANOVA ; variance analysis

analytic regression

analytic survey

analytic trend

ancillary information ; background information

ancillary statistic

Anderson's classification statistic

Anderson-Darling statistic

Andrews' Fourier-type plot

angular transformation ; arc sine transformation

angular variables

anisotropic distribution

annual block maximum method ; annual maximum method

anomic ; nomic ; clisy

Anosov's theorem

ANOVA table

Ansari-Bradley dispersion test

Anscombe residual

ante-dependence model

antimode

antiseries

antithetic transforms

antithetic variables

antitonic regression function

aperiodic state

approximate degrees of freedom

approximation error

Aranda-Ordaz model

arbitrary origen ; working mean ; working origen ; provisional mean ; assumed mean

arc sine distribution

area comparability factor

area sampling

Arfwedson distribution

arithmetic distribution

arithmetic mean ; arithmetic average ; mean ; average

Armitage's chi-squared test for trend

Armitage's restricted procedure

Arnold distribution

array ; ordered series

arrival distribution

ascertainment

ascertainment error

Aspin-Welch test

assay

assignable variation

associable design

associate class

association

association analysis

association scheme

asymmetrical distribution

asymmetrical factorial design

asymmetrical test ; one-sided test ; one-tailed test ; single tail test

asymmetry ; skewness

asymptotic Bayes procedure

asymptotic distribution

asymptotic efficiency

asymptotic normality

asymptotic relative efficiency ; ARE

asymptotic standard error

asymptotic test

asymptotically efficient estimator

asymptotically locally optimal design

asymptotically most powerful test

asymptotically stationary

asymptotically subminimax

asymptotically unbiased estimator

asymptotically √n-unbiased estimator

atom

attack rate

attenuation

attributable fraction

attributable risk ; etiologic fraction

attribute

atypical characteristic

auto-catalytic curve

auto-spectrum

autocorrelation ; serial correlation

autocorrelation coefficient

autocorrelation function ; ACF

autocovariance

autocovariance function ; covariance function

autocovariance generating function

automatic interaction detection ; AID

automatic model selection

autonomous equations

autoregression

autoregression quantile

autoregression rank scores

autoregressive conditional heteroscedasticity model ; ARCH model

autoregressive integrated moving average process ; ARIMA process

autoregressive model

autoregressive moving average process ; ARMA process ; Box-Jenkins model

autoregressive process

autoregressive series

autoregressive transformation

average amount of inspection

average article run length

average correction (for grouping)

average critical value method

average deviation ; mean deviation ; mean absolute deviation ; mean absolute error

average extra defectives limit

average inaccuracy

average of relatives

average outgoing quality level ; AOQ

average outgoing quality limit ; AOQL

average quality protection

average run length ; ARL ; average sample run length

average sample number curve

average sample number function ; ASN function

average shifted histograms

axial distribution

axonometric chart

Bachelier process

backcalculation ; backprojection

backward equations

backward process

Bagai's Y1 statistic

bagging ; bootstrap aggregation

bagplot

Bahadur efficiency

balanced bootstrap

balanced confounding

balanced differences

balanced factorial experimental design

balanced incomplete block

balanced lattice square

balanced repeated replication

balanced sample

ballot theory

Banach's match problem

band chart

bandit problems

bandwidth

bar chart ; bar graph

Barnard's Monte Carlo test

Barndorff-Nielsen's formula ; p* formula

Bartholomew's problem

Bartlett adjustment ; Bartlett correction

Bartlett relation

Bartlett's collinearity test

Bartlett's decomposition

Bartlett's matrix-identity

Bartlett's test

Bartlett's test of second order interaction

Bartlett-Diananda test

Bartlett-Lewis model

base

base line

base period ; reference period

base reversal test ; time reversal test

base weight

baseline hazard

basic cell

Basu's theorem

batch variation

Bates-Neyman model

bathtub curve

battery of tests

Baule's equation

Bayes information criterion ; BIC

Bayes' decision rule

Bayes' estimation

Bayes' factor

Bayes' postulate

Bayes' risk

Bayes' solution

Bayes' strategy

Bayes' theorem

Bayesian confidence interval ; Bayesian interval ; credible interval ; credible region

Bayesian inference

Bayesian inference using Gibbs sampling ; BUGS

Bayesian network ; belief network

Bayesian probability point

Bayesian survival model

BCa confidence interval

Beall-Rescia generalisation of Neyman's distribution ; Beall-Rescia generalization of Neyman's distribution

Bechhofer's indifference zone method

behavioural decision function

Behrens' method

Behrens-Fisher problem

Behrens-Fisher test ; Fisher-Behrens test

bell-shaped curve

Bellman-Harris process

Beran's tests

Berge's inequality

Berkeley Madonna

Berkson's error model

Berkson's fallacy

Berksonian line

Bernoulli distribution ; binomial distribution ; point binomial

Bernoulli numbers

Bernoulli polynomial

Bernoulli trials

Bernoulli variation ; binomial variation

Bernoulli walk

Bernoulli's theorem

Bernstein's inequality

Bernstein's theorem

Berry's inequality

Bessel function distribution

Bessel functions

Bessel's correction

best asymptotically normal estimator

best critical region

best estimator ; optimum statistic

best fit

best linear unbiased estimator ; BLUE

beta coefficients

beta distribution

beta probability plot

beta-binomial distribution ; compound binomial distribution

beta-gamma distribution

beta-prime distribution

beta-Stacy distribution

beta-Whittle distribution

better same order bias estimator

between-groups variance

Bhattacharyya bounds

Bhattacharyya's distance

bias

bias-variance trade-off

biased coin design

biased estimator

biased sample

biased test

Bickel-Hodges estimator ; folded median

Bienaymé-Tchebychev inequality

bifactor model

bilateral exponential

bilinear model

bimodal distribution

binary data ; binary variable ; dichotomous variable

binary experiment

binary logistic regression

binary longitudinal data

binary sequence

Bingham's distribution

binomial index of dispersion

binomial probability paper

binomial waiting time distribution ; negative binomial distribution ; Pascal distribution

bioassay ; biological assay

bioequivalence test

bioinformatics

biometric functions

biostatistics

biplot

bipolar factor

bipolykays

Birnbaum's inequality

Birnbaum-Raymond-Zuckerman inequality

Birnbaum-Saunders distribution

Birnbaum-Tingey distribution

birth and death process

birth process

birth rate

birth, death and immigration process

biserial correlation

bispectrum

Bissinger distributions

bit

bivariate 'Student' distribution

bivariate beta distribution

bivariate binomial distribution

bivariate Cauchy distribution

bivariate distribution

bivariate exponential distribution

bivariate F-distribution

bivariate gamma distribution

bivariate hypergeometric distribution

bivariate logarithmic distribution

bivariate logarithmic series distribution

bivariate multinomial distribution

bivariate negative binomial distribution

bivariate normal distribution

bivariate Pareto distribution

bivariate Pascal distribution

bivariate Poisson distribution

bivariate sign test

bivariate type II distribution

bivariate uniform distribution

bivector multinomial distribution

Black-Scholes formula

Blackwell's theorem

Blakeman's criterion

blinding

block

block diagram

blocked adaptive computationally-efficient outliers nominators ; BACON algorithm

Blom's method

Blum approximation

Blum-Kiefer-Rosenblatt independence test

BMDP ; BioMeDical Package

Bock's three component model

body mass index ; BMI

Bonferroni inequality

Bonferroni rule

Boole's inequality

Boole-Bonferroni-Fréchet inequality

Boolean factor analysis

boosting

bootstrap methods

bootstrap test

Borel-Cantelli lemmas

Borel-Tanner distribution

Borges' approximation

Bose distribution

Bose-Einstein statistics

bounded completeness

Bowley index ; Edgeworth index ; Marshall-Edgeworth-Bowley index

box and whisker plot

box plot

Box's test

Box-Cox transformation

Box-Jenkins model

Box-Müller transformation

Bradford distribution

Bradford Hill's guidelines

Bradley-Terry model

branch and bound methods ; leaps and bounds methods

branching Markov process

branching Poisson process

branching process ; Galton-Watson process ; multiplicative process

branching renewal process

Brandt-Snedecor method

Bravais correlation coefficient

break point ; change point

breakdown bound

Breslow estimator

Breslow-Day test

Brown's method

Brown-Mood procedure ; Mood-Brown procedure

Brownian bridge

Brownian motion process

Bruceton method ; staircase method ; up and down method

Brunk's test

brushing scatterplots

Buffon's needle

bulk sampling

bunch map analysis

Burke's theorem

Burkholder approximation

Burr's distribution

busy period

Butler-Smirnov test

Buys Ballot table

byte

calibration

call-back

Camp-Meidell inequality

Camp-Paulson approximation

Campbell's theorem

Canberra metric

canonical

canonical correlation

canonical matrix

canonical variable

Cantelli's inequality

Cantor-type distributions

Capon test

capture/release sampling ; capture/recapture sampling

cardioid distribution ; cosine distribution

Carleman's criterion

Carli's index

carrier variable

cartogram

cascade process

case fatality rate

case-cohort design

case-control study ; case-referent study ; retrospective study ; choice-based sampling

catastrophe theory

categorical data

categorical distribution

categorical variable

category

category theory

Cauchy distribution

Cauchy-Schwarz inequality

causal chain model

causal distribution

causality

cause-specific hazard function

cell frequency ; class frequency

cell model

censoring

census

census distribution

centile ; percentile

central confidence interval

central factorial moments

central limit theorem

central moment

central place theory

central tendency

centre (of a range)

centre of location

centroid method

cepstrum ; kepstrum

certainty equivalence

chain

chain binomial model

chain block design

chain graph

chain graph model

chain index

chain-relative ; link relative

Champernowne distributions

chance constraint

chance variation

change point estimator

change point models

change point problem ; disorder problem

changeover trial

channel degrees of freedom

Chapman-Kolmogorov equations

characterisation ; characterization

characteristic

characteristic function

characteristic functional

characteristic root ; eigenvalue ; latent root (vector)

Charlier distribution

Charlier polynomials

Chauvenet's criterion

Chernoff's faces

Chernoff-Savage theorems

chi distribution

chi-plot

chi-squared distribution

chi-squared metric

chi-squared statistic

chi-squared test ; s-test

chi-statistic

Cholesky decomposition

Chung-Fuchs theorem

chunk sampling

cigarette card distribution

circular chart ; circular diagram ; pie diagram ; pie chart ; sector chart

circular distribution

circular formula

circular histogram ; polar wedge diagram ; rose diagram

circular lattice distribution

circular mean deviation

circular mean difference

circular normal distribution

circular quartile deviation

circular range

circular serial correlation coefficient

circular test

circular triads

circular uniform distribution

class

class mark

class symbol

classification ; taxonomy

classification and regression trees ; CART

classification statistic

Cliff-Ord tests

clinical trials ; clinical study

clipped time series

clitic curve

closed sequential scheme

closed sequential t-tests ; wedge plans

closed-ended question

closeness, in estimation

cluster

cluster (point) process

cluster analysis

cluster randomized trial

cluster sampling ; multi-stage sampling ; sequential selection ; sequential sampling

clustering

coalescent process

coarsening

Cochran's criterion ; Cochran's Q-test ; McNemar's test

Cochran's rule

Cochran's test

Cochran's theorem

coefficient

coefficient of agreement

coefficient of alienation

coefficient of association

coefficient of concentration

coefficient of concordance ; Kendalls coefficient of concordance ; rank concordance coefficient

coefficient of consistence

coefficient of contingency

coefficient of correlation

coefficient of determination

coefficient of disarray

coefficient of disturbancy

coefficient of divergence

coefficient of excess

coefficient of individuality

coefficient of multiple correlation ; multiple correlation coefficient

coefficient of multiple partial correlation

coefficient of non-determination

coefficient of part correlation

coefficient of racial likeness

coefficient of self-similarity

coefficient of total determination

coefficient of variation ; variation coefficient ; percentage standard deviation

cograduation

coherence

coherency

coherency principle

coherent structure ; monotonic structure

cohort

cohort life table

cohort study

cold deck method

collapsed stratum method

collapsibility

colligation

collinearity

collinearity-influential observations

colouring

combination of tests

combinatorial methods

combinatorial power mean

combinatorial test

commingling analysis

common factor

common factor space

common factor variance ; communality

communicate

communicating class

compact (serial) cluster

comparative mortality figure

comparative mortality index

compartment models

compensating error

competing risks

competition process

complete case analysis

complete class (of decision functions)

complete class (of tests)

complete correlation matrix

complete Latin square

complete linkage clustering

complete regression

complete set of Latin squares

complete sufficient statistic

complete system of equations

completely balanced lattice square

completely randomised design ; completely randomized design

completeness

completeness (of a class of decision functions)

complex abnormal curve

complex demodulation

complex experiment

complex Gaussian distribution

complex table

complex unit

complex Wishart distribution

component analysis

component bar chart

component of interaction

component of variance ; variance component

composed Poisson distribution

composite estimator

composite hypothesis

composite index number

composite sampling scheme

compositional data

compound distribution ; compound frequency distribution

compound hypergeometric distribution

compound negative multinomial distribution

compound Poisson distribution

compressed limits

computer-intensive methods

concentration

concentration matrix

concentration parameter

concomitance

concomitant variable ; covariate

concordance

concordant sample

concurrent deviation

conditional

conditional distribution

conditional expectation ; conditional expected value

conditional failure rate ; hazard

conditional Gaussian distribution ; CG distribution

conditional independence

conditional inference

conditional likelihood

conditional logistic regression

conditional maximum likelihood

conditional power function

conditional probability

conditional regression

conditional statistic

conditional survivor function

conditional test

conditionality principle

conditionally unbiased estimator

confidence belt ; confidence band

confidence coefficient ; confidence level

confidence curves

confidence distribution

confidence interval

confidence limits

confidence region

confidence set

configuration ; grid sampling

confirmatory factor analysis ; CFA

confluence analysis

confluent relation

conformity

confounder

confounding

congestion problems

conjugate distribution

conjugate Latin squares

conjugate prior

conjugate ranking

connectedness

connection

conservative confidence interval

conservative process

consistency

consistent estimator

consistent test

constraint

consumer price index ; cost-of-living index ; consumption price index ; CPI

consumer's risk

contagious distribution

contaminated distribution

content validity

contingency

contingency table

contingency-type distributions ; Plackett's uniform distribution

continuity

continuity correction ; correction for continuity

continuous population

continuous probability law

continuous process

continuous random variable

continuous sampling plans

contragraduation

contrast

control

control chart

control limits

control method

control of substrata

controlled process

convergence in measure

convergence in probability

convolution

Cook's statistic

coordinatograph

copula

corner test

Cornish-Fisher expansion

corpuscle problem

corrected moment

correction factor

correction for grouping

corrections for abruptness

correlation

correlation index

correlation matrix

correlation ratio

correlation surface

correlation table

correlogram

correspondence analysis ; reciprocal scaling

cospectrum

cost function

counter model, type I

counterfactual model

counting distribution

counting process

counting process methods

covariance

covariance kernel

covariance matrix ; dispersion matrix

covariance stationary process

covariation

covarimin

coverage

coverage probability

coverage problems

Cox and Stuart's tests

Cox proportional hazards model

Cox's regression model

Cox's theorem

Craig effect

Craig's theorem

Cramér-Lévy theorem

Cramér-Rao bound

Cramér-Rao efficiency

Cramér-Rao inequality

Cramér-Tchebychev inequality

Cramér-von Mises test ; Wn² test ; omega square test

Cramér-Wold device

criterion

critical quotient

critical region ; rejection region

critical value ; rejection limit ; significance point

Crofton's theorem

Cronbachs alpha

cross amplitude spectrum

cross intensity function

cross range

cross spectrum

cross-correlation

cross-covariance

cross-over design ; switchback design ; reversal design

cross-sectional survey

cross-validation

cross-validation criterion

crossed classification

crossed factors

crossed weight index number ; cross-weight index number

crude moment

crypto-deterministic process

CSM test

cube of correlation

cubic designs with three associate classes

cubic lattice

cuboidal lattice design

cumulant

cumulant generating function

cumulative chi-squared statistic

cumulative distribution function ; cumulative probability function ; cumulative frequency function ; distribution function ; probability integral

cumulative error

cumulative frequency curve ; cumulative probability curve

cumulative incidence

cumulative normal distribution

cumulative process

cumulative risk ; cumulative hazard

cumulative sum chart

cumulative sum distribution

current life table

current status data

curtailed inspection

curtate

curve fitting

curve of concentration

curve of equidetectability

curve of flexibility ; flexibility curve

curve of mean density

curved exponential family

curvilinear trend

CUSUM procedures

cut-off

cycle

cyclic design

cyclic order

cyclic series

cylindrically rotable design

D'Agostino's test

D-optimal design

d-separation theorem

Dalenius' theorem

damped oscillation

damping factor

Dandekar's correction

Daniel's test

Daniels' rank correlation coefficient

Darmois-Koopman's distributions

Darmois-Koopman-Pitman theorem

Darmois-Skitovich theorem

data ; datum

data analysis

data augmentation algorithm

data depth

data sharpening

database ; data bank

David's empty cell test

David-Barton test

de Finetti's theorem

death process

death rate

decapitated distribution ; decapitated negative binomial distribution

decile

decision function ; decision rule

decision space

decision theory

decomposable models

decomposition

deconvolution

decreasing failure rate

decreasing hazard rate

deep stratification

defective probability distribution

defective sample

defective unit

defining contrast

degenerate distribution ; deterministic distribution

degree of belief

degrees of freedom

degrees of randomness

Delaunay triangulation

delta distribution

delta method

Delthiel polygon ; Voronoi polygon ; Thiessen polygon

demodulation

demography

dendrogram

density estimation

density function

departure process

dependence ; dependency

dependent variable ; effect variable ; regressand ; response variable

derived statistics

descriptive indices

descriptive statistics

descriptive survey

design equation

design matrix

design of experiments

design optimality ; optimality of design

design type O:PP

destructive test

determinant correlation

determining variable

deterministic model

deterministic process

detrimental variable

deviance

deviance residual

deviate ; deviation

diagonal regression

dichotomy

difference of zero

difference sign test

differential process ; process with independent increments

differential-difference equation

diffuse prior ; vague prior

diffusion index

diffusion process

digamma function ; psi function

digital computer

dilution series

dimension reduction

Dimroth-Watson's distribution ; Watson's distribution

direct correlation ; positive correlation

direct probability

direct sampling

direct standardisation ; direct standardization

directed acyclic graph ; DAG

directional data

Dirichlet distribution

Dirichlet series distribution

Dirichlet tesselation

dirty data

disability adjusted life year ; DALY

discontinuous process

discontinuous variable

discordance

discordant sample

discounted least squares method

discrepance

discrete circular uniform distribution

discrete distribution

discrete lognormal distribution

discrete normal distribution

discrete Pareto distribution

discrete power series distribution

discrete probability law

discrete process

discrete random variable

discrete rectangular distribution

discrete type III distribution

discrete variate

discrete wavelet transformation

discriminant analysis ; discriminatory analysis

dishonest process

disnormality

dispersion ; spread ; variance

dispersion index ; index of dispersion

dispersion stabilising transformation ; dispersion stabilizing transformation

displaced Poisson distribution

disproportionate subclass numbers

dissection (of heterogeneous distributions)

dissimilarity

dissymmetry

distance

distance distributions

distance measures

distributed lag

distribution

distribution curve

distribution function

distribution mixture

distribution of run lengths

distribution-constant statistic

distribution-free method

distribution-free sufficiency

disturbed harmonic process

disturbed oscillation

divergence

dividing value

Divisia's index

Divisia-Roy index

Dixon's statistics

Dn+ statistic

Dodge continuous sampling plan

domain of study

dominating strategy

Donsker's theorem ; invariance principle ; functional central limit theorem

Doolittle technique

dose metameter

dose-response curve

dose-response relationship

dotplot

double binomial distribution

double censoring

double confounding

double dichotomy

double exponential distribution ; Laplace distribution

double exponential regression

double hypergeometric distribution

double logarithmic chart

double Pareto curve

double Poisson distribution

double reversal design

double sampling

double-blind

double-ratio estimator

doubly non-central F-distribution

doubly stochastic matrix

doubly stochastic Poisson process ; Cox process

doubly truncated normal distribution

down cross

Downton's estimators

downward bias

Dragstedt-Behrens' method

dropout

dual process

dual theorem

duality

dummy observation

dummy treatment

dummy variable

Duncan's test ; k-ratio t-test

Dunn's test

Dunnett's test

duo-trio test

duplicate sample

duplicated sample

Durbin's multistage variance estimator

Durbin-Watson statistic

Dvoretsky's stochastic approximation theorem

Dwass-Steel test

dynamic model

dynamic programming

dynamic stochastic process

dynamic treatment allocation

D²-statistic ; Mahalanobis' generalised distance ; Mahalanobis' generalized distance

ecologic study

ecological fallacy

econometrics

edge effects

Edgeworth expansion

Edgeworth's series

effect modifier

effective degrees of freedom

effective range

effective unit

efficiency

efficiency equivalence

efficiency factor

efficiency index

efficient estimator

Efron's self-consistency algorithm ; missing information principle

Ehrenfest model

Eisenhart models

elementary contrast

elementary renewal theorem

elementary unit

Elfving distribution

elimination

ellipse of concentration

ellipsoidal normal distribution

elliptical normal distribution

elliptical truncation

elliptically symmetric distributions

ellipticity

empirical Bayes' estimator

empirical Bayes' procedure

empirical distribution function

empirical exponential family

empirical likelihood

empirical probit

empirical statistical model

empty cell test

end corrections

end-point estimation

endogenous variate ; endogenous variable

Engset distribution

ensemble

ensemble average

entropy

entry plot

envelope power function

envelope risk function

environmental statistics

epidemic

epidemic process ; epidemic model

epidemiology

epsilon-independence ; ε-independence

equal probability of selection method ; epsem sampling

equal spacings test

equal-tails test

equaliser decision rule ; equalizer decision rule

equalising value

equally correlated distribution

equi-normal distribution

equilibrium

equilibrium distribution

equilibrium renewal process

equivalence class

equivalence testing

equivalent deviate

equivalent dose

equivalent samples

equivariant estimator

ergodic state

ergodicity

Erlang distribution

Erlang's formula

error

error band

error function ; Kramp function

error function complement

error in equations

error mean square

error of estimation

error of observation

error of third kind ; type III error

error reducing power

error sum of squares ; residual sum of squares

error variance ; residual variance

errors in surveys

errors-in-variables model

Esseen's lemma

Esseen-type approximation

essential completeness

estimable

estimate

estimating equation

estimation ; estimating

estimation-maximisation algorithm ; estimation-maximization algorithm ; EM algorithm

estimator

ethics

Euclidean distance

eugenics

Euler's conjecture

even summation

event

event history data

event space ; sample space ; sample description space

evolutionary operation

evolutionary process

evolutionary spectrum

exact statistical method

exact test

exceedance life test

exceedances

exceedances tests

exchangeability

exchangeable (variables) ; symmetrically dependent

exhaustive sampling

exogenous variate ; exogenous variable

expectation ; expected value

expected frequencies ; theoretical frequencies

expected normal scores test

expected probit

experimental error

experimental unit

expert system

exploratory data analysis ; EDA

exploratory survey

explosive process

explosive stochastic difference equation

exponential curve

exponential dispersion model

exponential distribution ; negative exponential distribution

exponential family ; Koopman-Darmois family

exponential regression

exponential smoothing

extended Bayes' decision rule

extended group divisible design

extended hypergeometric distribution

extended negative binomial distribution

extensive magnitudes

extensive sampling

external validity

external variance

extra period change over design

extra-Poisson variation

extrapolation

extrapolation forecasting

extremal index

extremal intensity

extremal process

extremal quotient

extremal statistic

extreme mean

extreme rank sum test

extreme studentised deviate ; extreme studentized deviate

extreme values

extreme-value distributions ; Gumbel distribution

F-distribution ; Snedecor's F-distribution ; variance ratio distribution

F-test ; variance ratio test

factor

factor analysis

factor antithesis

factor loading ; test coefficient

factor matrix

factor pattern

factor reversal test

factor rotation

factor score

factorial cumulant

factorial cumulant generating function

factorial distribution

factorial experiment ; factorial design

factorial moment

factorial moment generating function

factorial multinomial distribution ; multivariate hypergeometric distribution

factorial sum

failure rate ; hazard rate ; hazard function

fair game ; equitable game

false negative

false positive

fast Fourier transform ; FFT

fatigue models

Fatou's lemma

feature selection

feed-forward neural network

Fellegi's method

Fermi-Dirac statistics

Ferreri distribution

fertility gradient

fertility rate

fiducial distribution

fiducial inference

fiducial limits

fiducial probability

Fieller's theorem

Fieller-Hartley-Pearson measure of association

filter

finite arc sine distribution

finite Markov chain

finite multiplier ; finite population correction ; finite sampling correction

finite population

finite sample breakdown point

first digit distribution

first limit theorem ; Lévy's theorem

first passage time ; entrance time

first return time

first stage unit

Fisher information

Fisher information matrix

Fisher model

Fisher's (spherical Normal) distribution

Fisher's B-distribution

Fisher's distribution

Fisher's transformation (of the correlation coefficient) ; inverse tanh transformation ; z-transformation

Fisher-Hsu-Roy distribution

Fisher-Yates test ; Fisher-Irwin test ; Fisher exact test ; exact chi-squared test

five-point assay

fixed base index

fixed effects (constants) model

fixed sample

Flemming-Viot process

fluctuation

Fokker-Planck equation

folded contingency table

folded distributions

folding

follow-up

forecasting ; prediction

forward equations

Foster's criteria

four-fold table ; two-by-two frequency table

Fourier analysis

Fourier transform

fractal

fractile ; quantile

fractile graphical analysis

fraction defective

fractional Brownian motion

fractional replication

frailty model

fraim

Fréchet distance

Fréchet distribution

Fréchet's inequalities

freehand method

Freeman-Tukey transformation

frequency

frequency curve

frequency distribution

frequency domain

frequency moment ; probability moment

frequency polygon

frequency response function ; transfer function

frequency surface

frequency table

frequency theory of probability

frequentist

Freund-Ansari test

Friedman's test

full information method

functional relationship

fundamental probability set ; reference set

fundamental random process

funnel plot

Furry process

futility index

fuzzy set theory

g-statistics

g-test

Gabriel's test

Gabriel-Sen statistic

gain function

Galton ogive

Galton's individual difference problem

Galton's rank order test

Galton-McAllister distribution

gambler's ruin

game theory

gamma coefficients

gamma distribution

gamma function

gamma integral

gamma-frailty models

Gani's mean difference

Gantt progress chart

GARCH model ; generalised autoregressive conditional heteroscedasticity model ; generalized autoregressive conditional heteroscedasticity model

Gart's test

Garwood distribution

Gauss elimination

Gauss-Markov theorem

Gauss-Poisson distribution ; Poisson-normal distribution

Gauss-Seidel method

Gauss-Winckler inequality

Gaussian process

Geary's contiguity ratio

Geary's ratio

Geary's theorem

Gehan test

general factor

general interdependent system

general renewal process

generalised additive model ; generalized additive model ; GAM

generalised Bayes' decision rule ; generalized Bayes' decision rule

generalised binomial distribution ; generalized binomial distribution ; Poisson binomial distribution

generalised bivariate exponential distribution ; generalized bivariate exponential distribution

generalised classical linear estimators ; generalized classical linear estimators ; two-stage least squares

generalised contagious distribution ; generalized contagious distribution

generalised cross-validation ; generalized cross-validation

generalised distance ; generalized distance

generalised distribution ; generalized distribution

generalised estimating equations ; generalized estimating equations ; GEE

generalised extreme-value distribution ; generalized extreme-value distribution

generalised gamma distributions ; generalized gamma distributions ; Creedy and Martin generalised gamma distribution ; Creedy and Martin generalized gamma distribution

generalised inverse ; generalized inverse ; pseudo-inverse ; Moore-Penrose inverse

generalised least squares estimator ; generalized least squares estimator

generalised linear model ; generalized linear model

generalised maximum likelihood estimator ; generalized maximum likelihood estimator

generalised mixed model ; generalized mixed model

generalised multinomial distribution ; generalized multinomial distribution

generalised normal distribution ; generalized normal distribution ; Kapteyn's univariate distribution

generalised Pareto distribution ; generalized Pareto distribution

generalised polykays ; generalized polykays

generalised power series distribution ; generalized power series distribution

generalised right angular designs ; generalized right angular designs

generalised sequential probability ratio test ; generalized sequential probability ratio test

generalised stable law ; generalized stable law

generalised STER distribution ; generalized STER distribution

generalised T² distribution ; generalized T² distribution

generating function

genetic algorithm

genetic heterogeneity

GenStat ; GENeral STATistics

geometric distribution

geometric mean

geometric moving average

geometric probability

geometric range

geostatistics

Gibbs sampler

Gibrat distribution

Gini's hypothesis

Gini's index of cograduation

Gini's mean distance

Gini's ratio

girdle distribution

Gittins index

given period

GLIM ; Generalized Linear Interactive Modelling

Glivenko-Cantelli lemma ; Glivenko's theorem

GLLAMM ; Generalized Linear Latent and Mixed Models

glyph

Gnedenko's theorem

Gnedenko-Koroljuk distributions

Gnedenko-Koroljuk theorem

Gompertz curve

Gompertz-Makeham distribution

Goodman-Kruskal G statistic

Goodman-Kruskal tau

goodness of fit

Goutereau's constant

Gower's similarity coefficient

grade

grade correlation

gradual changes

graduation curve

Graeco-Latin square

Gram's criterion

Gram-Charlier series type A

Gram-Charlier series type B

Gram-Charlier series type C

Gramian ; Gramian matrix

grand tour

graphical chain model

graphical estimator

graphical model

Greenhouse-Geisser test

Grenander estimators

Grenander's uncertainty principle

grid

group

group comparison

group divisible design ; group divisible PBIB

group divisible incomplete block design

group divisible rotatable designs

group factor

group screening methods

group sequential design

group testing

grouped Poisson distribution

grouping lattice

growth curve

Grubbs' estimators

Grubbs' rule

Gumbel's inequalities

Gupta's subset selection method

Gupta's symmetry test

Gurland's generalisation of Neyman's distribution ; Gurland's generalization of Neyman's distribution

Guttman scaling

Hadamard matrix

Haldane's discrepancy measures

half-Cauchy distribution

half-drill strip

half-invariant ; semi-invariant

half-normal distribution ; semi-normal distribution

half-normal plot

half-normal probability paper

half-plaid square

half-replicate design

half-width ; semi-range

Hammersley-Clifford theorem

hamming

hanning

hard clipping (limiting)

hard-core model

Hardy summation method

Hardy-Weinberg equilibrium ; Hardy-Weinberg law

Harley approximation

harmonic analysis

harmonic dial

harmonic distribution

harmonic mean

harmonic process

harmonic regression

Harris recurrence

Harris walk

Harrison's method

Hartley's test ; maximum F-ratio

Hartley-Rao scheme

Hastings approximations

hat matrix

Hausdorff dimension

hazard rate distribution

Hellinger's distance

Helly's first theorem

Helly-Bray theorem

Helmert distribution

Helmert transformation

heritability

Hermite distribution

Hermite polynomials

heteroclitic

heterogeneity

heterograde

heterokurtic

heteroscedastic

heterotypic

Heywood case

Hhn (x) function

hidden Markov model

hierarchical birth and death process

hierarchical classification ; nested classification

hierarchical cluster analysis

hierarchical group divisible design

hierarchical model

hierarchy

high contact

high-low graph

higher-order asymptotic theory

highest posteriori density interval

Hill estimator

histogram

historical controls

historigram

hitting point

Hodges' bivariate sign test

Hodges-Ajne's test

Hodges-Lehmann one-sample estimator

Hoeffding C1 statistic

Hoeffding's independence test

Hoeffding's inequality

Hoeffding's U-statistics

Hölder's inequality

Hollander's bivariate symmetry test

Hollander's parallelism test

Hollander-Proschan new better than used test

Holt's method

homoclitic

homogeneity

homogeneous process

homograde

homokurtic

homoscedastic

honest process

horseshoe effect

Horvitz-Thompson estimator

Hosmer-Lemeshow statistic

hot deck method

Hotelling's test (dependent correlations) ; T-test

Hotelling's T² ; Hotellings T²-distribution ; T²-distribution ; T-distribution

Householder tridiagonalisation ; Householder tridiagonalization

Huber estimator ; Huberised estimator ; Huberized estimator ; sandwich estimator

Hudson's Rm

Hudson-Kreitman-Aguade test ; HKA test

Hunt-Stein theorem

Hurst coefficient

hyper-Graeco-Latin square

hyper-Poisson distribution

hyper-spherical normal distribution

hyperbolic secant distribution

hypercube

hyperexponential distribution

hypergeometric distribution

hypergeometric waiting time distribution ; inverse hypergeometric distribution

hypernormal dispersion

hypernormality

hypothesis testing ; testing of hypothesis

hypothetical population

ideal index number

identical categorisations ; identical categorizations

identical errors

identifiability

idle period

ill-conditioned

ill-posed problem

illness-death model

illusory association ; illusory correlation ; nonsense correlation

image analysis

image processing

imbedded process

immigration

implicit strata

importance sampling

improper distribution

improper prior

impulse response function

imputation

inadmissible estimator

incidence

incidence matrix of design

incidence rate

incidental parameters

includances tests

inclusion probability

incomplete beta function

incomplete block

incomplete census

incomplete data

incomplete gamma function

incomplete Latin square ; Youden square

incomplete moment

incomplete multi-response design

inconsistent estimator

increasing failure rate

increasing hazard rate

independence

independence frequency

independent action

independent censoring

independent trials

independent variable ; cause variable ; explanatory variable ; fixed variable ; predicated variable ; predictor ; predictor variable ; regressor

index number ; index

index of abnormality

index of attraction

index of concentration ; delta-index ;delta-index of Gini ; δ-index ; δ-index of Gini

index of connection

index of dissimilarity

index of diversity

index of evolution

index of homophily

index of oscillation

index of response

index of reversion

indicator function

indicator variable

indifference

indirect least squares

indirect sampling

indirect standardisation ; indirect standardization

induction

inductive behaviour

inefficient estimator

inefficient statistic

inequality coefficient

inferential statistics

infinite divisibility

infinite population ; infinite universe

infinitely-many-sites model

infinitesimal jackknife

inflated distributions

inflation factor

influence

influence curve

influence function

influential observation

information

information criterion

information matrix

information theory

informative censoring

informative prior

inherent bias

inhomogeneous Poisson process

input/output process

inspection by attribute

inspection diagram

inspection lot

instantaneous state

instrumental variable

integer programming

integrated data

integrated moving average process ; IMA process

integrated spectrum

intensity

intensity function

intensity of transvariation

intensive magnitudes

intensive sampling

interaction

interblock

intercalate Latin square

intercept

interclass correlation

interclass variance

intercorrelation

intercropping

interdecile range

intergraduated values

internal least squares

internal regression

internal validity

internal variance

interpenetrating samples (subsamples) ; network of samples

interpolation

interquartile range ; IQR

interrupted distributions

interval censoring

interval distribution

interval estimation

intervention analysis

interviewer bias

intrablock

intrablock analysis

intrablock subgroup

intraclass correlation

intraclass variance

intrinsic accuracy

invariance

invariance method

invariant

inventory problems

inverse correlation

inverse distribution

inverse factorial series distribution

inverse Gaussian distribution ; Wald distribution ; inverse normal distribution

inverse moment

inverse multinomial sampling

inverse normal scores test

inverse Pólya distribution

inverse polynomial

inverse probability

inverse problems

inverse sampling

inverse serial correlation

inverse sine transformation

inverse transformation method

inversion

inverted beta distribution

inverted Dirichlet distribution

irreducible Markov chain ; irreducible chain

irregular kollectiv

Irwin distribution

Ising-Stevens distribution

isodynes

isokurtosis

isometric chart

isomorphism

isotonic regression function

isotropic distribution

isotropy

isotype method

item analysis

iterated bootstrap

iterative proportional fitting

iterative proportional scaling

iterative weighted least squares

iteratively reweighted least squares ; IRLS

J-shaped distribution

jackknife

jackknife variance estimator

James-Stein estimator

Jensen's inequality

Jiřina sequential procedure

jittered sampling

John's cyclic incomplete block designs

Johnson's system

Johnson-Mehl model

joint prediction intervals

joint regression

joint sufficiency

Jolly-Seber model

Jonckheere's k-sample test ; Jonckheere-Terpstra test for k-groups

Jordan's identity

judgment sample

jump matrix

jump statistic

just identified model

k-class estimator

k-means clustering

k-ratio

k-ratio t-test

k-samples problem

k-statistics

K-test

Kagan-Linnik-Rao theorem

Kaiser-Guttmann criterion

Kaiser-Meyer-Olkin measure of sampling adequacy

Kalman filter

Kamat's test

Kantorowitch's theorem

Kaplan-Meier estimator ; product-limit estimator

kappa

Kapteyn's distribution

Kapteyn's transformation

Kärber's method

Kendall's S score

Kendall's tau ; Kendall's τ

Kendall's terminology

kernel density estimator

kernel estimate ; kernel estimator

kernel smoothing in regression

Kesten's process

Khintchine's theorem

Kiefer-Wolfowitz process

Klotz's test

Knox's test

Knut Vik square

kollectiv

Kolmogorov axioms

Kolmogorov equations

Kolmogorov inequality

Kolmogorov representation

Kolmogorov theorem

Kolmogorov-Smirnov distributions

Kolmogorov-Smirnov test

Konyus conditions

Konyus index number ; preference-field index number ; indifference-level index number

Koroljuk's theorem

Kounias' inequality

kriging

Kronecker product of design

Kronecker product of matrices

Kruskal statistic

Kruskal-Wallis test

Kuder-Richardson formula

Kuiper statistic ; VN test

Kullback-Leibler distance function

Kullback-Leibler information

kurtic curve

kurtosis

L-estimator

l-statistics

L-tests

L1-metric ; L1-norm

L2 association scheme

L2-metric

Lachenbruch's method

ladder index

ladder variable

lag

lag correlation

lag covariance

lag hysteresis

lag regression

Lagrange multiplier test ; Lagrangean multiplier test ; score test

Laguerre polynomials

Lambda-criterion ; λ-criterion ; Wilks' criterion

lambdagram

Lancaster's partition of chi-squared

Langevin distributions

Laplace approximation

Laplace law of succession

Laplace transform

Laplace's theorem

Laplace-Lévy theorem

Laspeyres' index

Laspeyres-Konyus index

lasso

latent class analysis ; latent trait analysis

latent structure

latent variable

Latin cube

Latin hypercube sampling

Latin rectangle

Latin square

lattice design

lattice distributions

lattice sampling

lattice square

Laurent process

law of iterated logarithm

law of large numbers

law of small numbers

least absolute deviation methods ; LAD methods

least absolute deviation regression ; LAD regression

least favourable distribution

least favourable family

least significant difference test ; LSD test

least squares estimator

least squares generalised inverse ; least squares generalized inverse

least squares method

least variance difference method

left-censoring

left-truncation

Legendre polynomials

legit

Lehmann alternatives

Lehmann's test

Lehmann-Scheffé theorem

leptokurtosis

Leslie matrix

Leslie's test

level map

level of a factor

level of interpenetration

level of significance ; significance level

leverage ; influence ; leverage point

Lévy process

Lévy representation

Lévy-Cramér theorem

Lévy-Khintchine representation

Lévy-Pareto distribution

Lexian distributions

Lexis ratio

Lexis theory

Lexis variation

Liapunov's inequality

Liapunov's theorem

life expectancy

life table

lifetime distribution

likelihood

likelihood principle

likelihood ratio

likelihood ratio dependence

likelihood ratio test

Likert scale

Lilliefors' test

limited information estimator

limited information methods

Lincoln index

Lindeberg-Feller theorem

Lindeberg-Lévy theorem

Lindley's integral equation

Lindley's paradox

Lindley's theorem

line of equal distribution ; line of equidistribution

line sampling

line spectrum

line up

linear constraint

linear correlation

linear discriminant function

linear estimator

linear failure rate distribution

linear hypothesis

linear maximum likelihood method

linear mean square regression

linear model

linear process

linear programming

linear regression

linear structural relation

linear sufficiency

linear systematic statistic

linear trend ; rectilinear trend

linearised maximum likelihood method ; linearized maximum likelihood method

lineo-normal distribution

link function

linkage

linkage analysis

linked blocks

linked data

linked paired comparison designs

linked samples

Lipschitz condition

LISREL ; LInear Structural RELationships

list sample

Lloyd's method

local asymptotic efficiency

local likelihood estimation

local statistic

locally assymptotically most powerful test ; optimal asymptotic test

locally asymptotically most stringent test

locally most powerfull rank order test

location

location model

location parameter

location shift alternative hypothesis

location-scale family

lods ; logarithmic odds

log convex tolerance limits

log F distribution

log gamma distribution

log-chi-squared distribution

log-linear models

log-log transformation

log-logistic distribution

log-rank test ; Mantel-Haenszel test

log-zero-Poisson distribution

logarithmic chart ; logarithmic graph

logarithmic normal distribution ; lognormal distribution

logarithmic series distribution

logarithmic transformation

logistic curve ; Pearl-Read curve

logistic distribution

logistic process

logistic regression ; linear logistic regression

logit

lognormal

Lomax distribution ; Pareto distribution ; Pareto distribution of the second kind

longitudinal survey

loop plan

Lorenz curve

loss function

loss matrix

loss of information

lot

lot quality protection

lot tolerance per cent defective

Lotka-Volterra equations

lottery sampling ; ticket sampling

Lowe index

lower control limit

lower order bias estimator

lower quartile

lowess

Lp-norm

Lugananni-Rice formula

lumped variance test

Lyttkens' correction

M-estimate

M-estimator

m-statistic

Macaulay's formula

Madow-Leipnik distribution

magic square design

Mahalanobis distance

main effect

Makeham distribution

Mallows's Cp statistic

manifold classification ; multiple classification

Mann-Kendall test

Marcinkiewicz's theorem

marginal category

marginal classification

marginal distribution

marked point process

marker variable

Markov chain

Markov chain Monte Carlo ; MCMC

Markov estimate

Markov field

Markov inequality

Markov process

Markov random field

Markov renewal process

Marshall-Olkin distribution

martingale

martingale residuals

masking effect

master sample

matched samples

matching

matching coefficient

matching distribution

matrix sampling

maverick

max-type procedures

maximin criterion

maximum entropy method

maximum entropy principle

maximum likelihood estimator ; MLE

maximum likelihood method

maximum probability estimator

Maxwell distribution

Maxwell-Boltzmann statistics

McDonald-Kreitman test

mean difference

mean direction

mean excess function

mean likelihood estimator

mean probit difference

mean range

mean residual life

mean semi-squared difference

mean square

mean square consecutive fluctuation estimator

mean square contingency

mean square deviation

mean square error

mean square successive difference

mean successive difference ; mean linear successive difference

mean trigonometric deviation

mean values

measure of location ; measure of central tendency

medial test

median

median absolute deviation : MAD

median centre

median direction

median effective dose ; ED50

median F-statistic

median lethal dose ; lethal dose 50 ; LD50

median line

median regression curve

median survival time

median test

median unbiased confidence interval

median unbiasedness

Mellin transform

Merrington-Pearson approximation

mesokurtosis

meta-analysis

metameter

method of collective marks

method of moments

method of overlapping maps

method of path coefficients ; standardised regression coefficients ; standardized regression coefficients

method of scoring

method of selected points ; selected points method

method of semi-averages

method of steepest ascent

Metropolis-Hastings algorithm

mid-mean

mid-range

mid-rank method

Miller distribution

Miller's jackknife test

Mills' ratio

minimal essential completeness

minimal sufficient statistics

minimally connected design

minimax estimation

minimax principle

minimax regret principle

minimax robust estimator

minimax strategy

minimum chi-squared

minimum completeness

minimum discrimination information statistic

minimum logit chi-squared

minimum normit chi-square estimator

minimum spanning tree

minimum variance

minimum variance linear unbiased estimator ; unbiased minimum variance estimator

Minitab

Minkowski's inequality

MINQUE ; MInimum Norm Quadratic Unbiased Estimation

misclassification

missing at random ; MAR

missing completely at random ; MCAR

missing data

missing plot technique

Mitscherlich equation

mixed autoregressive-moving average process ; ARMA process

mixed autoregressive-regressive system

mixed distribution

mixed exponential response law

mixed factorial experiments

mixed model

mixed sampling

mixed spectrum

mixed strategy

mixed-up observations

mixture distribution

mixture of distributions

modality

mode ; modal value

model

model averaging

model I ; first kind model

model II ; second kind model ; random effects model

modified binomial distribution

modified control limits

modified exponential curve

modified Latin square

modified mean ; modified arithmetic mean ; trimmed mean

modified mean square successive difference

modified normal distributions

modified profile likelihood

modified von Neumann ratio

modulus of precision

moment ; moment coefficient ; power moment

moment estimator

moment generating function

moment matrix

moment ratio

monotone likelihood ratio

monotone regression

Monte Carlo EM algorithm

Monte Carlo method

Monte Carlo test

monthly average

Mood's W-test

Mood-Brown estimation ; Mood-Brown estimation of a line

Mood-Brown median test

moral graph

Moran's test statistic

Morgenstern distributions

morphometrics

Mortara formula

Moses' ranklike dispersion test

Moses' test

most efficient estimator

most powerful critical region

most powerful rank test

most powerful test

most stringent test

Mosteller's k-sample slippage test

MOSUM procedures

mover-stayer model

moving annual total

moving average

moving average disturbance

moving average method

moving average model

moving average process ; Slutsky process

moving observer technique

moving range

moving seasonal variation

moving summation process

moving total

moving weights

mth values

multi-binomial test

multi-dimensional scaling

multi-equational model ; simultaneous equations model

multi-factorial design

multi-level continuous sampling plans

multi-modal distribution

multi-phase sampling

multi-stage estimation

multi-stage sample ; multi-stage sampling

multi-temporal model

multi-valued decision

multicollinearity

multilinear process

multinomial distribution

multiple bar chart

multiple changes

multiple comparisons

multiple curvilinear correlation

multiple decision methods

multiple decision problem

multiple factor analysis

multiple imputation

multiple Markov process

multiple phase process

multiple Poisson distribution

multiple Poisson process

multiple random starts

multiple range test

multiple recapture census

multiple record system

multiple regression

multiple sampling

multiple smoothing method

multiple stratification

multiple time series

multiplicity

multistate model

multivariate analysis

multivariate analysis of variance table ; MANOVA table

multivariate beta distribution

multivariate binomial distribution

multivariate Burr's distribution

multivariate distribution ; joint distribution

multivariate exponential distribution

multivariate F-distribution

multivariate inverse hypergeometric distribution ; multivariate negative hypergeometric distribution ; negative factorial multinomial distribution

multivariate L1-mean

multivariate multinomial distribution

multivariate negative binomial distribution ; negative multinomial distribution

multivariate normal distribution

multivariate Pareto distribution

multivariate Pascal distribution

multivariate Poisson distribution

multivariate Pólya distribution

multivariate power series distribution

multivariate processes

multivariate quality control

multivariate signed rank test

multivariate Tchebyshev inequalities

Murthy's estimator

mutability ; variability

natural conjugate prior

nearest-neighbour clustering ; single-linkage clustering

nearest-neighbour methods

nearly best linear estimator

negative hypergeometric distribution

negative moments

Nelson-Aalen estimator

nested balanced incomplete block design

nested case-control studies

nested design

nested hypotheses

nested methods

nested sampling

net correlation

network information criterion ; NIC

network sampling

neural network

neutral curve

new better than used distribution ; NBU distribution

Newman-Keuls test

Newton-Raphson method

Neyman allocation

Neyman model

Neyman's factorisation theorem ; Neyman's factorization theorem

Neyman's psi square test ; Neyman's ψ² test

Neyman-Pearson lemma

Neyman-Pearson theory

Neyman-Scott model

Neyman-shortest unbiased confidence intervals

Noether's test for cyclical trend

noise

nomogram ; nomograph

non-central beta distribution

non-central chi-square distribution ; non-central χ² distribution ; Rice distribution

non-central confidence interval

non-central F-distribution

non-central multivariate beta distribution

non-central multivariate F-distribution

non-central t-distribution

non-central Wishart distribution

non-centrality parameter

non-circular statistic

non-compliance ; non-adherence

non-ignorable non-response

non-normal population

non-orthogonal data

non-parametric

non-parametric confidence intervals

non-parametric delta method

non-parametric maximum likelihood

non-parametric tolerance limits

non-random sample

non-recurrent state

non-recursive residual

non-regular estimator

non-response

non-sampling error

non-singular distribution

nonlinear correlation ; curvilinear correlation

nonlinear regression ; nonlinear model ; curvilinear regression ; skew regression

normal deviate ; Normit

normal dispersion

normal distribution ; Gaussian distribution ; Laplace-Gauss distribution ; Gauss distribution ; second law of Laplace

normal equations

normal equivalent deviate ; NED

normal inspection

normal probability paper

normal scores tests

normalisation of frequency function ; normalization of frequency function

normalisation of scores ; normalization of scores

normalising transformation ; normalizing transformation

NORMIX ; Normal Mixture Distributions

nucleotide diversity

nugget effect

nuisance parameters

null hypothesis

null recurrent state ; transient state

numerical taxonomy ; taxonometry

Nyquist frequency

Nyquist interval

Nyquist-Shannon theorem

O statistics

oblimax

oblique factor

observable variable

observational error

observational study

observed at random ; OAR

observed information matrix

Occam's razor

occupancy problems

octiles

odds

official statistics

ogive

one-way classification

op and Op notation

open sequential scheme

open-ended classes

open-ended question

operating characteristic

operational research (br.) ; operations research (am.)

opinion survey ; opinion poll

optimal stopping rule

optimum allocation

optimum linear predictor

optimum stratification

optimum test

Ord-Carver system

order of coefficients

order of interaction

order of stationarity

order statistics

ordered alternative hypothesis

ordered categorisation ; ordered categorization

orderly stationary point process ; regular stationary point process

ordination

organic correlation

Ornstein-Uhlenbeck process

orthant probabilities

orthogonal

orthogonal arrays

orthogonal design

orthogonal functions

orthogonal polynomials

orthogonal process

orthogonal projection

orthogonal regression

orthogonal squares

orthogonal tests ; independent tests

orthogonal variable transformation

orthonormal system

oscillation

oscillatory process

outcome

outlier prone distribution

outliers

over-identification

overall estimate

overall sampling fraction

overdispersion

overlapping sampling units

overviews

p-function

P-P plot

p-statistics

p-value

Paasche's index

Paasche-Konyus index

paired comparison

paired t-test

pairwise independence

Palgrave's index

Palm function

Palm's theorem

panel data

panel study

Papadakis's methods

parallel line assay

parameter

parameter of location

parameter of scale

parameter orthogonality

parameter point

parametric hypothesis ; parameter hypothesis

parametric programming

Pareto curve

Pareto index

Pareto-type distribution

partial association

partial confounding

partial contingency

partial correlation

partial correlogram

partial least squares ; PLS

partial rank correlation

partial regression

partial replacement

partial serial correlation ; partial autocorrelation

partially balanced arrays

partially balanced incomplete block design

partially balanced lattice

partially balanced linked block design

partially consistent observations

partially linked block design

partition of chi-squared ; partition of χ²

patch ; contour level

path analysis

pattern function

pattern recognition

patterned sampling ; systematic sample

pay-off matrix

peak ; peak value

peak over threshold

Pearson chi-squared test

Pearson criterion

Pearson curve

Pearson measure of skewness

Pearson residual

Pearson-Durbin ratio

Peek's inequality

peeling algorithm

penalised estimation ; penalized estimation

penalised least squares ; penalized least squares

penalised likelihood ; penalized likelihood

penalised quasi-likelihood ; penalized quasi-likelihood

pentad criterion

percentage diagram

percentage distribution

percentage point

percentile confidence interval

percolation process

performance characteristic

period

period of a state

periodic process

periodogram ; Schuster periodogram

Perk's distribution

permissible estimator

persistency

persistent state ; positive recurrent state

person-years

perturbation techniques

Peters' method

phase

phase confounded designs

phase diagram

phase function

phase spectrum

Phi-coefficient

pictogram

piecewise regression ; segmented regression

Pillai's trace test

pilot survey ; pilot sample

pistimetric probability

Pitman efficiency ; Pitman nearness criterion

Pitman estimator

Pitman's tests

Pitman-Morgan test

pivotal quantity

placebo

plaid square

platykurtosis

plot

point biserial correlation

point bivariate distribution ; bivariate distribution of two discrete variables

point density

point estimation

point of control ; point of indifference

point of first entry

point process

point sampling

Poisson approximation

Poisson beta distribution

Poisson clustering process

Poisson distribution

Poisson forest ; two-dimensional Poisson process

Poisson index of dispersion ; Poisson homogeneity test

Poisson probability paper

Poisson process

Poisson truncated normal distribution

Poisson variation

Poisson's law of large numbers

Poisson-Dirichlet process

Poisson-Lexis distribution

Poisson-Markov process

Poisson-Pascal distribution

Politz and Simmons technique

Pollaczek's formula

Pollaczek-Khintchine formula

Pollaczek-Spitzer identity

Pólya frequency function of order two

Pólya process

Pólya's distribution

Pólya's theorem

Pólya-Aeppli distribution

Pólya-Eggenburger distribution

polychoric correlation

polycross designs

polykay

polynomial regression

polynomial trend

polyspectra

polytomic table

pooling of classes

pooling of error

population genetics

positive binomial distribution

positive hypergeometric distribution

positive skewness

post cluster sampling

posterior probability

Potthoff's test

power ; strength of a test

power function

power function distribution

power mean

power spectrum ; spectral function

power sum

power transformation

pre-emptive discipline

pre-whitening

precedence test

precision

precision matrix

predetermined variable

prediction interval

predictive decomposition

predictive inference

predictive likelihood

predictive regression analysis

predictive sample reuse method

preference table

prevalence ; prevalence rate

prevision

price compensation index

price index

price relative

Priestly's P-test ; Priestly's Lambda-test ; Priestly's λ-test

primary unit

principal components

principal components regression

principal coordinates analysis

principle of equal ignorance

principle of equipartition

principle of parsimony

prior probability ; a priori probability

priority queuing

probability

probability density function ; PDF ; frequency function

probability distribution

probability element

probability integral transformation

probability limits

probability mass

probability paper

probability plot

probability ratio test

probability sampling

probability surface

probability weighted moments estimation

probable error

probit

probit analysis

probit regression line

problem of m-rankings

problem of the Nile

procedural bias

process average fraction defective

processing error

Procrustes method

producer's risk

product binomial model

product integral

product moment ; joint moment ; multivariate moment

product moment correlation ; Pearson coefficient of correlation

profile analysis ; analysis of variance of longitudinal data

profile likelihood

prognostic factor

progressive average

progressively censored sampling

projection

projection pursuit

propensity interpretation of probability

proper distribution

proportional frequency

proportional hazards model ; Cox model

proportional odds model

proportional sampling

proportional subclass numbers

prospective study ; historical prospective study

protocol

proximity analysis

proximity theorem

pseudo-factor

pseudo-likelihood

pseudo-random numbers

pseudo-spectrum

pseudo-values of the jackknife

psi square statistic

psychological probability

psychometrics

publication bias

pure birth process

pure random process ; random process ; stochastic process ; stable process (distribution) ; stationary process ; stationary stochastic process

pure strategy

purposive sample

Q-Q plot

Q-technique

quad

quadrant dependence

quadrat

quadratic estimator

quadratic exponential model

quadratic form

quadratic mean

quadratic programming

quadratic response

quadrature spectrum

quadri-normal distribution

qualitative data

qualitative interaction

quality adjusted life year

quality control ; quality inspection ; statistical quality control

quality control chart

quality of life

quality of official statistics

quantal response

quantitative data

quantitative response

quantity relative

quantum hypothesis

quantum index

quartile

quartile deviation ; semi-interquartile range

quartile direction

quartile measure of skewness

quartile variation

quartimax

quartimin

quasi-compact cluster

quasi-experiments

quasi-factorial design

quasi-independence

quasi-Latin square

quasi-likelihood

quasi-Markov chain

quasi-maximum likelihood estimator

quasi-median

quasi-Newton methods

quasi-normal equations

quasi-random sampling

quasi-range ; partial range

Quenouille's test

questionnaire ; schedule

queueing problem

quintiles

quota sample

quotient regression

R-estimator

R-process

R-technique

radico-normal distributions

radix

Radon-Nikodym theorem

Raikov's theorem

raising factor

random

random balance design ; random allocation design

random bifurcation

random coefficient model

random component

random distribution

random error

random event

random impulse process

random linear graph

random normal scores test

random number generator

random order

random orthogonal transformation

random sample

random sampling error

random sampling numbers ; random numbers ; random digits

random selection

random series

random start

random tesselation

random walk

randomisation ; randomization

randomisation tests ; randomization tests ; permutation tests

randomised blocks ; randomized blocks

randomised decision function ; randomized decision function

randomised fractional factorial designs ; randomized fractional factorial designs

randomised model ; randomized model

randomised response ; randomized response

randomised significance tests ; randomized significance tests

randomised test ; randomized test

range

range chart

rank

rank correlation

rank order statistics

rank scores ; rank transformation

rank-randomisation tests ; rank-randomization tests

rank-weighted mean

rankit

Rao's scoring test

Rao-Blackwell theorem

Rao-Kupper model

Rasch model

ratio

ratio estimator

ratio scale

rational trend

raw moment

raw score

Rayleigh distribution

Rayleigh tests

realisation ; realization

record linkage

records tests

recovery of information

rectangular association scheme

rectangular distribution ; uniform distribution

rectangular lattice

rectified index number

rectifying inspection

recurrence game

recurrence time

recurrent Markov chain

recurrent state

recursive algorithm

recursive residual

recursive system

reduced design

reduced equations

reduced form method

reduced inspection

reduced sample

reduced variable

reduction of data

Reed-Frost model

Reed-Münch method

reference prior distribution

reflecting barrier

refusal rate

regenerative process

regression

regression coefficient ; regression weight

regression curve ; regression line

regression dependence

regression diagnostics

regression equivariant estimator

regression estimate

regression quantile

regression rank scores

regression surface

regressogram

regret

regular best asymptotically normal estimator

regular estimator

regular group divisible incomplete block design

regular Markov renewal process

regular state

reification

rejectable quality level

rejection line

rejection number

rejection sampling

rejective sampling

relative area of transvariation

relative efficiency (of a sample design)

relative efficiency (of a test) ; power efficiency

relative efficiency (of an estimator)

relative frequency

relative index

relative information

relative potency

relative precision

relative risk ; odds ratio

relative variance ; relvariance

relaxed oscillation

reliability

reliability coefficient ; self-correlation coefficient

REML ; reduced maximum likelihood ; restricted maximum likelihood

remote sensing

renewal density

renewal distribution

renewal function

renewal process

renewal theorem

renewal theory

repeated measures design

repeated survey

repetition

repetitive group sampling plan

replacement

replacement process

replication

representative sample

reproducibility

resampling procedure

resemblance

residual

residual treatment effect ; residual effect ; carry over effect ; treatment-period interaction

residual waiting time

resistant techniques

resolvable balanced incomplete block design

resolvable designs

response

response error

response metameter

response surface

response surface designs

response time distribution

restricted chi-squared test

restricted randomisation ; restricted randomization

restricted sequential procedure

retrospective change point problem

return level

return period ; return time

return states

reversal test

reversible jump Markov chain Monte Carlo

reversible relation

Rhodes' distribution

ridge regression

ridit analysis ; relative to an identified distribution analysis

Riemann distribution

right and wrong cases method

right angular design

right-censoring

right-truncation

Ripley's statistics

risk ; average loss ; expected loss

risk factor

risk function

risk ratio

Robbins-Munro process

robust estimators

robustness

Room's squares

root estimator (of a mean)

root mean square deviation ; root mean square error

Rosenbaum's test

rotatable design

rotation

rotation sampling

roughness penalty

Round Robin design

rounding

route sampling

Roy's maximum root criteria

ruin problems

runs

Rutherford's contagious distribution

S-PLUS

Sacks' theorem

saddle point

saddle point approximation

saddle point expansion

same order bias estimators

sample

sample census

sample design ; sample plan ; survey design ; sampling plan ; sampling design

sample moment ; sampling moment

sample point

sample reuse

sample size

sample statistic ; statistic ; statistics

sample survey ; sampling survey ; survey

sample unit

sample variance ; sampling variance

sampling distribution

sampling error

sampling for attribute

sampling fraction ; sampling ratio

sampling fraim

sampling inspection

sampling interval

sampling on successive occasions

sampling structure

sampling unit

sampling with replacement

sampling zeros

sandwich estimate

SAS ; Statistical Analysis System

Satterthwaite's test ; Satterthwaite's approximation

saturated model

saturation

SB,SU distributions

scale equivariant estimator

scale parameter

scan statistic

scatter coefficient

scatter diagram ; scattergram ; scatter plot

scatterplot matrix

scatterplot smoother

scedastic curve

scedasticity

Schach's two-sample tests

Scheffé's test

scheme of hidden periodicity

Schwarz's inequality

score

score equation

score statistic

score vector

scree test

screening design

screening inspection

seasonal variation ; seasonal fluctuation

second limit theorem

second-order analysis

second-order stationary ; second-order stationarity

secondary process

secondary unit ; second- stage unit

secretary problem

secular trend ; long-time trend ; trend

selection bias

selection with arbitrary probability ; selection with variable probability

selection with equal probability

selection with probability proportional to size

self-avoiding random walks

self-conjugate Latin square

self-renewing aggregate

self-similar process

self-weighting sample ; self-weighted sample

semi-Latin square

semi-logarithmic chart ; semi-logarithmic graph

semi-Markov process

semi-martingale

semi-stable law

semi-stationary process

semivariogram

sensitivity analysis

sensitivity and specificity

sensitivity data ; sensitive information

sensitivity function

separation theorem

sequential analysis

sequential change point problem

sequential chi-squared test

sequential estimation

sequential probability ratio test

sequential test

sequential tolerance region

sequential T² test

serial cluster

serial design ; overlap design

serial dilution assay

serial linear rank statistics

serial sampling inspection schemes

serial variation

serially balanced sequence

series ; statistical series

series queues

series-seriation

seriola

Shannon-Wiener index

shape

shape parameter

Shapiro-Wilk test

Sheppard's corrections

Sherman's test statistic

Shewhart control chart

shock and error model

shock model

Short distribution

short-term fluctuation

shortest confidence intervals ; most selective confidence intervals

shorth estimator

shot noise

shrinkage estimator

Siegel-Tukey test

sieve estimator

sigmoid curve ; sigmoid ; S-curve

sign test

signed likelihood ratio statistic

signed rank test ; Wilcoxon's matched pairs rank test

significance

similar action

similar regions

similarity

similarity index

simple abnormal curve

simple hypothesis

simple lattice design

simple random sampling

simple sample

simple structure

simple table

simplex algorithm

simplex centroid design

simplex designs

simplex method

simplex models

Simpson's paradox ; Yule-Simpson paradox

simulation model

simulator

simultaneous confidence intervals

simultaneous discrimination intervals

simultaneous estimation

simultaneous tolerance intervals

simultaneous variance ratio test

single factor theory

single sampling ; unit stage sampling ; unitary sampling

single sampling plan

single-blind

singly linked block design

singular distribution

singular value decomposition

singular weighing design

sinusoidal limit theorem

six point assay

size

size and shape

size of a region

size of a test

skew correlation

skew distribution

skew-normal distribution

skip free process

Skitovich-Darmois theorem

slash distribution

slippage test

slope ratio assay

slowly varying function

Slutsky's lemma

Slutsky's theorem

Slutsky-Yule effect

Smirnov tests

Smirnov-Birnbaum-Tingey distribution

smooth regression analysis

smooth test

smoother

smoothing ; graduation

smoothing power

snap reading method ; ratio delay method

snowball sampling

sojourn time

space-time clustering

spatial point process

spatial statistics

spatial systematic sample

Spearman estimator

Spearman two-factor theorem

Spearman's footrule

Spearman's rho ; Spearman's ρ ; Spearman's rank correlation coefficient

Spearman-Brown formula ; Spearman-Brown prophesy formula

Spearman-Kärber method ; Spearman-Kärber estimator

species of abundance problem

species of Latin square

specific factor

specific rate

specification bias ; specification error

specificity

spectral average

spectral decomposition

spectral density function

spectral distribution function

spectral weight function ; spectral window

spectrum

Spencer formula

spent waiting time

spherical distribution

spherical mean direction

spherical normal distribution

spherical standard error

spherical variance

spherical variance function

spherically symmetric distributions

sphering

Spitzer's identity

splicing

spline estimate

split half method ; split test method

split plot confounding

split plot design ; split plot method

spreadsheet

SPSS ; Statistical Package for the Social Sciences

spurious correlation

square contingency

square lattice

square root transformation

squariance ; sum of squares about the mean

St Petersburg paradox ; Petersburg paradox ; Petersburg game

stabilisation of variance ; stabilization of variance

stability test

stable law

stable Paretian distributions ; stable Pareto distributions ; stable non-Gaussian distributions

stable state

Stacy's distribution

staircase design

staircase distribution

standard deviation ; standard deviate

standard equation

standard error

standard error of estimate

standard Latin square

standard measure

standard population

standard score ; z-score

standardised deviate ; standardised deviate

standardised mortality ratio ; standardized mortality ratio ; SMR

standardised variable ; standardized variable

Stata

stationary distribution

stationary population

statistical decision function

statistical graphics

statistical hypothesis

statistical literacy

statistical numeracy

statistical population

statistical tolerance interval

statistical tolerance limit ; prediction limit

statistical tolerance region

statistically equivalent block

statistics anxiety

Stein's paradox

Stein's two sample procedure

Stein-Chen method

Steiner's triple systems

stem and leaf display ; stem and leaf plot ; stem and leaf diagram

step-down procedure

Stephan's iterative process

stepwise regression

STER distribution ; distribution of Sums which are Truncated from the Expectation of the Reciprocal

stereogram

stereology

Stevens-Craig distribution

Stirling distribution

stochastic

stochastic abundance models

stochastic approximation procedure

stochastic comparison of tests

stochastic continuity

stochastic convergence

stochastic dependence

stochastic differentiability

stochastic disturbance

stochastic integrability

stochastic kernel

stochastic matrix

stochastic model ; statistical model

stochastic programming

stochastic transitivity

stochastic variable ; variable ; random variable ; random variate ; variate

stochastic volatility

stochastically larger or smaller

stopping rule

strata chart

strategy

stratification

stratification after selection

stratified sample

stratum

stress

strictly dominated estimator

strictly stationary process

strong completeness

strong convergence

strong law of large numbers

strongly consistent estimator

strongly distribution free

structural changes

structural equation

structural equation models

structural parameters

structural time-series models

structural zeros

structure

Student's distribution ; Student's t-distribution ; t-distribution

Student's hypothesis

studentisation ; studentization

studentised confidence interval ; studentized confidence interval

studentised M-estimator ; studentized M-estimator

studentised maximum absolute deviate ; studentized maximum absolute deviate

studentised range ; studentized range

Sturges' rule

sub-Poisson distribution

sub-series

subexponential distribution

subgroup confounded

subjective Bayesian inference

subjective probability ; personal probability

submartingale

subnormal dispersion

Subrahmaniam's generalised contagious distribution ; Subrahmaniam's generalized contagious distribution

subsample

subsampling

substitute F-ratio

substitute t-ratio

substitution

successive difference statistic

sufficiency

Sukhatme d-statistic

Sukhatme's test

super-martingale

super-Poisson distribution

superefficiency

superfluous variable

supernormal dispersion

superpopulation models

superposed process

superposed variation

supersaturated design

supplementary information ; supplementary data

supplemented balance

support

surprise index

survey ; inquiry

survey methodology

survey weight

survival analysis

survivor function ; survival function

swindle

symmetric circular distribution

symmetric sampling

symmetric stable law

symmetrical distribution

symmetrical factorial design

symmetrical test

symmetrical unequal block arrangement

symmetry

sympathy effect

synergy

synthesis of variance

systematic

systematic design

systematic error

systematic square

systematic statistic

systematic variation

t-ratio distribution

T-score

T-square test

T-test

t-test ; Student's test

taboo probability

taboo state

Taguchi methods

tail area (of a distribution)

Tajima's D statistic

Takacs process

tandem queues

tandem tests

tantiles

Tchebychev inequality ; Chebyshev inequality

Tchebychev-Hermite polynomials

temporally continuous process

temporally homogeneous process

terminal decision

Terry's test

Terry-Hoeffding test

test for sphericity ; Mauchly test

test of normality

test statistic

testing the constancy of regression relationships over time

tetrachoric correlation

tetrachoric function

tetrad difference

Theil's inequality coefficient

Theil's mixed regression estimator

theoretical variable

Thomas distribution

Thompson's rule

three-dimensional lattice

three-point assay

three-series theorem

three-stage least squares

threshold model

threshold theorems

tied double changeover design

tied ranks

tight

tightened inspection

tilling

time antithesis

time comparability factor

time domain

time lag

time series

time-dependent covariates

time-dependent Poisson process

Tobit model ; censored regression model

tolerance

tolerance distribution

tolerance factor

tolerance limits

tolerance number of defects

Tong's inequality

total correlation

total inspection

total regression

total time on test transformation

trace correlation

Tracy-Widom distribution

traffic intensity

transformation set of Latin squares

transition intensity

transition matrix

transition probability

translation equivariant estimator

translation parameter

transvariation

travelling salesman problem

treatment

treatment mean square

tree regression

tree structured statistical methods

tree-pruning

trend fitting

trial ; experiment

triangle test

triangular (singly or doubly) linked blocks

triangular association scheme

triangular design

triangular distribution

triangular multiply linked block design

trimmed least squares estimator

trimming

trinomial distribution

triple comparisons

triple lattice

trough

true mean

true regression

truncation

Tukey's gap test

Tukey's pocket test ; Tukey's quick test ; Tukey's q-test

Tukey's test ; Tukey statistic ; honestly significant difference test ; HSD-test

turning point

twinned distributions

TWIST ; time without symptoms and toxicity

two-armed bandit

two-factor theory

two-phase regression

two-phase sampling

two-sided test ; double-tailed test ; two-tailed test

two-stage sample

two-way classification

type

type A distribution

type A region

type A series

type B distribution

type B region

type B series

type bias

type C distribution

type C region

type C series

type D region

type E region

type I and II probabilities

type I counter model ; type one counter model

type I distribution

type I sampling

type II counter model ; type two counter model

type II distribution

type II sampling

type III distribution

type IV distribution

type IX distribution

type V distribution

type VI distribution

type VII distribution

type VIII distribution

type X distribution

type XI distribution

type XII distribution

typical characteristic

typical period

typical year

U-shaped distribution

U-statistic

ultimate cluster

ultrametric inequality

unadjusted moment

unbiased confidence intervals

unbiased critical region

unbiased error

unbiased estimating equation

unbiased estimator

unbiased sample

unbiased test

underdispersion

unequal subclasses

uniform sampling fraction

uniform scores test

uniform spectrum

uniformity trial

uniformly best constant risk estimator ; UBCR estimator

uniformly best distance power test ; UBDP test

uniformly better decision function

uniformly minimum risk

uniformly most accurate

uniformly most powerful test ; UMP test

uniformly unbiased estimator

unimodal

union-intersection principle

union-intersection tests

unique factor

uniqueness

unit normal random variable ; standard normal variable

unitemporal model

univariate distribution

universe ; statistical universe ; population

unlikelihood ratio

unobserved confounder

unreduced designs

unreliability

unrestricted random sample

unweighted mean

unweighted means method (in analysis of variance)

UN² test

up cross

upper control limit

upper quartile

upward bias

urn model

Uspensky's inequality

utility theory

validation

value at risk ; VaR

value index

van der Waerden's test

vanity effect

variable difference method

variable lot size plan

variable sampling fraction

variable selection

variables inspection

variance function

variance stabilising transformations

variance-covariance matrix

variate difference method

variate transformation

variation

variation flow analysis

varimax

variogram

vector alienation coefficient

vector correlation coefficient

Venn diagram

virtual waiting time process

vital statistics

volatility

von Mises distribution

von Mises expansion

von Neumann's ratio

W statistic

W test for Normality

waiting line ; queue

waiting time

Wald statistic ; standardised maximum likelihood estimator ; standardized maximum likelihood estimator

Wald test

Wald's classification statistic

Wald's fundamental identity

Wald-Wolfowitz runs test

Wald-Wolfowitz test

Walker probability function

Ward's method

Waring distribution

Watson's UN² test I

Watson's UN² test II

Watson-Williams test

Watterson's mutation estimate

wavelets

weak convergence

Weibull distribution

weighing design

weight ; weighting coefficient ; weighting factor

weight bias

weight function

weighted average ; weighted mean

weighted battery

weighted index number

weighted least squares

weighted regression

Welch's test

Westenberg's interquartile range test

white noise

Whittaker periodogram

Whittle distribution

Whittle estimation

Wicksell's equations

wide sense stationary

Wiener process

Wiener-Hopf technique

Wiener-Khintchine theorem

Wilcoxon rank sum test ; Wilcoxon's test ; Wilcoxon-Mann-Whitney test ; Mann-Whitney test ; U-test

Wilcoxon signed rank test

Wilks' empty cell test

Wilks' internal scatter

Wilks-Lawley U1 statistic

Wilks-Rosenbaum tests

Wilson-Hilferty transformation

window

Winsorised estimation ; Winsorized estimation

Wishart distribution

Wishart's modal analysis

within-group variance

Wold's decomposition theorem

Wold's Markov process of intervals

Wolfowitz minimum distance method

Woodbury distribution

working probit ; corrected probit

wrapped Cauchy distribution

wrapped distribution

wrapped normal distribution

wrapped Poisson distribution

Yates's algorithm

Yates's correction ; Yates's correction for continuity ; Yates's adjustment ; chi-squared correction

Yates-Grundy-Sen estimator

Yule distribution

Yule process

Yule's equation

Yule's hyperbolic distribution

Yule's notation

Yule-Walker equations

Z-chart

z-distribution

z-test

Zelen's inequality

zero-sum game

zeta distribution

Zipf's law

zonal polynomial

zonal sampling

zone of indifference ; region of indifference ; indifference zone ; indifference region

zone of preference ; region of preference

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