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.variance() [and therefore .sd()] calculated using N instead of N-1 [Bessel's correction] #601

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acadamian opened this issue Mar 11, 2019 · 1 comment
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.variance() [and therefore .sd()] calculated using N instead of N-1 [Bessel's correction] #601

acadamian opened this issue Mar 11, 2019 · 1 comment
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6.1

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@acadamian
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Given that most likely uses of these particular functions (which operate on the data column) are to calculate the variance/sd of samples, you may wish to change it to being N-1 as a default or at least add the option.
@jodeleeuw
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Great point. Thanks for bringing it up.

@jodeleeuw jodeleeuw added this to the 6.1 milestone Mar 12, 2019
jodeleeuw added a commit that referenced this issue May 30, 2019
@jodeleeuw
change .variance and .sd to samples (#601)
05461d7
@jodeleeuw jodeleeuw mentioned this issue May 30, 2019
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@jodeleeuw @acadamian