作者dexmanlau (loser)
看板Statistics
标题[问题] 统计问题
时间Sat Jun 16 21:06:00 2007
请问板上高手两题统计,希望会的能帮忙ㄧ下!!非常感谢!!
The major flaw of the linear probability model is that
(A) the actuals can only be 0 and 1, but the predicted are almost always
different from that
(B) people do not always make clear-cut decidions
(C) the regression R^2 cannot be used as a measure of fit
(D) the predicted values can lie above 1 and below 0
A和D感觉都对(答案A)
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1F：→ dexmanlau:抱歉是一题! 06/16 21:06