diff --git a/Lib/statistics.py b/Lib/statistics.py
index 9f1efa21b15e3c..ff19ce9672d331 100644
--- a/Lib/statistics.py
+++ b/Lib/statistics.py
@@ -920,9 +920,8 @@ def stdev(data, xbar=None):
raise StatisticsError('stdev requires at least two data points')
T, ss = _ss(data, xbar)
mss = ss / (n - 1)
- if hasattr(T, 'sqrt'):
- var = _convert(mss, T)
- return var.sqrt()
+ if issubclass(T, Decimal):
+ return _decimal_sqrt_of_frac(mss.numerator, mss.denominator)
return _float_sqrt_of_frac(mss.numerator, mss.denominator)
pFad - Phonifier reborn
Pfad - The Proxy pFad of © 2024 Garber Painting. All rights reserved.
Note: This service is not intended for secure transactions such as banking, social media, email, or purchasing. Use at your own risk. We assume no liability whatsoever for broken pages.
Alternative Proxies:
Alternative Proxy
pFad Proxy
pFad v3 Proxy
pFad v4 Proxy