Talk:Computational formula for the variance
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It apparently has been suggested that the article should be merged into variance. The latter is a very long piece, while a reader interested specifically in the computational formula may find it difficult to find it there. The term "computational formula for the variance" is fairly standard in probability textbooks. It makes sense to have a separate article on it. Katzmik (talk) 13:14, 9 December 2007 (UTC)
[edit] Could someone please add a simple derivation?
Yes? —Preceding unsigned comment added by 65.183.135.231 (talk) 04:10, 4 May 2008 (UTC)