Why do people use standard deviation instead of variance?

Asked Jan 26 '17 at 17:35

Active Jan 26 '17 at 19:03

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Why do we use standard deviation instead of variance?

sample variance (S²) =

standard deviation (S) =

edited Jan 26 '17 at 19:03

whuber

322,774

asked Jan 26 '17 at 17:35

Md.Jahurul Islam

11

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In what context? – Jon Jan 26 '17 at 17:46

1 Answers1

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The Standard Deviation is expressed in the same units as the Mean

More info: What's the difference between variance and standard deviation?

edited Apr 13 '17 at 12:44

Community

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answered Jan 26 '17 at 17:49

Brent Brewington

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... and indeed the original values. – Nick Cox Jan 26 '17 at 17:51