問題詳情
67.下列那一個情形下,所需樣本數為最大,才可以有95%的機會檢出一隻生病的動物?
(A)在盛行率50%,族群大小為50
(B)在盛行率50%,族群大小為200
(C)在盛行率為2%,族群大小為50
(D)在盛行率為2%,族群大小為100
(A)在盛行率50%,族群大小為50
(B)在盛行率50%,族群大小為200
(C)在盛行率為2%,族群大小為50
(D)在盛行率為2%,族群大小為100
參考答案
答案:D
難度:適中0.431159
統計:A(18),B(45),C(39),D(119),E(0)
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