standard deviation 很难。我一直没搞懂。

bearsback · 2009-12-06 20:16:32Z

standard deviation 很难。我一直没搞懂。简介

来源: bearsback 于 2009-12-06 20:16:32 [档案] [博客] [旧帖] [给我悄悄话] 阅读数 : (69 bytes)

本帖于 2009-12-10 08:06:15 时间, 由版主林贝卡编辑

回答: After you answer the above question, here comes a related 由 bearsback 于 2009-12-06 19:07:30

I am also opening a stats book that I aquired from amazon 5 years ago

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