Talk:Algorithms for calculating variance: Difference between revisions

Revision as of 02:51, 7 August 2008

Revision as of 13:52, 17 November 2008

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===Minor spelling and grammar fixes===

[[User:OSFTactical|OSFTactical]] ([[User talk:OSFTactical|talk]]) 22:59, 6 December 2007 (UTC)

===Suspecting a formulea error===

On 17/11/2007

Hi,

I suspect that the two end formulaes given for the third algorithm :

variance_n = sqrt(M2/n)

variance = sqrt(M2/(n - 1))

are not the "variance" but the "standard deviation" (Ecart-type in French)

Can someone check it ?

Pascal P.

[[Special:Contributions/90.37.121.130|90.37.121.130]] ([[User talk:90.37.121.130|talk]]) 13:52, 17 November 2008 (UTC)