作者gleam97 ()
看板Statistics
標題[問題] 這題怎麼算
時間Wed Feb 28 12:33:38 2007
A sample of 20 items provides a sample standard deviation of 5.Please compute
the %95 confidence interval estimate of the population variance
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1F:推 emonedd:母體變異數...卡方信賴區間..很基本的題目吧... 02/28 12:48
2F:推 choufeng:來亂的 02/28 17:40