題目:設隨機變量X的概率分布列為P{X=k}=C(m,k)p(m-k) (k=0,1,2,...,m),且D(X)/E(X)=1-p,則m的值為:
2024-11-13
題目:設隨機變量X的概率分布列為P{X=k}=C(m,k)p(m-k) (k=0,1,2,...,m),且D(X)/E(X)=1-p,則m的值為:
A. 1 B. 2 C. 3 D. 4
正確答案:B
試題解析:暫無
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題目:設隨機變量X的概率分布列為P{X=k}=C(m,k)p(m-k) (k=0,1,2,...,m),且D(X)/E(X)=1-p,則m的值為:
A. 1 B. 2 C. 3 D. 4
正確答案:B
試題解析:暫無