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作者 bugle 在 PTT [ Statistics ] 看板的留言(推文), 共278則
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5F推:二元分配要自己寫..08/21 10:58
1F推:說的有點含糊,但相信R能滿足你08/16 23:36
3F推:綠色軟體?08/04 13:22
1F推:能算的軟體太多了吧?一般統計軟體皆可07/22 10:49
2F推:thx06/27 09:31
1F推:用is.na()把NA挑出來 : mean(data[!is.na(data)])04/24 00:30
1F推:corr matrix做PCA,這不是只要找eigenvalues/vectors就好了?04/03 21:42
1F推:R 本身有附幾個比較基本的 manual, 相當實用, 可先參考03/25 14:18
2F推:唸統計所脫離不暸數統,先看看自己是否習慣那些數學符號吧03/22 00:20
1F推:mgf of Uni(0,Θ)在x=0時不存在,試問你要怎麼算期望值?02/26 12:44