[商管] 母體比例p檢定
《題目》甲特效藥稱對感冒的治癒率至少有50%,為檢定次項效力,
隨機抽取感冒且用此藥者30人,得12人痊癒,以0.05為顯著水準,所得之結論如何?
《解答》H0:p≧50%
H1:p<50%
P(X≦10∣p﹦0.5)=0.0494→0.05
因X0=12>X*=10,差異不顯著,故接受H0。
而我的問題是,式中的『10』是如何計算出來的!
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