作者查詢 / csro7788
作者 csro7788 在 PTT [ Statistics ] 看板的留言(推文), 共34則
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3F推:http://ppt.cc/qLRq02/09 00:06
4F→:考試一起加油吧02/09 00:06
1F→:第二題可以先證xbar跟(x1-xber,x2-xbar...,xn-xbar)獨立02/08 00:38
2F→:用mgf法 很快!(某大大教我的) 應該是這樣吧02/08 00:40
5F推:應該是因為是(x1-xbar,...,xn-xbar)的函數組合,所以跟02/08 10:11
6F→:Xbar獨立02/08 10:12
1F→:展開P(|X-mu|<6simga) 括號裡面的就是35/36水準的I.C01/30 19:10
4F→:這算是mme嗎 不是要從動差去求?01/27 01:02
6F→:E(x^(-1))不算是某個動差吧01/27 12:36
10F推:謝謝解說~01/28 11:28
2F→:謝謝樓上:) 那我想要問我的算法哪裡不對呢01/25 13:47
1F推:SS/變異數 服從卡方分配01/18 11:34
5F→:我找不到xy的關係01/25 12:14
3F推:感覺男女不獨立12/07 08:43