想請教初等考統計問題 - 考試

By Odelette
at 2015-10-26T09:34
at 2015-10-26T09:34
Table of Contents
[考題] 國考歷屆考題與考題觀念討論(書裡看到的選這個)請附上想法、出處
大家好想請教96年初等考統計問題,第37題
抱歉不知怎麼在此打數學符號
想問大家,為何s1平方不是sigma的不偏估計量呢?
感謝
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By Mason
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