已知 P(A)=0.5, P(B)=0.6, P(B|A)=0.8, 则 P(A∪B)=()A. 0.8B. 0.6C. 0.7D. 0.9
9.已知P(A)=0.5,P(B)=0.6,P(B|A)=0.8,则P(A∪B)=()。A. 0.6B. 0.7C. 0.8D. 0.9
已知P(A)=0.5,P(B)=0.6,P(B|A)=0.8,则P(B|A)=0.8________A.0.6B.0.7C.0.8D.0.9已知P(A)=0.5
1、已知 P(A)=0.5 , P(B)=0.6 , (B|A)=0.8, 则 P(B-A)= __
设A,B是随机事件,已知P(A)=0.5,P(B)=0.6,P(A|B)=0.8,则P(A∪B)=()。设A,B是随机事件,已知P(A)=0.5,P(B)=0.
[判断题]已知P(AUB)=0.8,P(A)=0.5,P(B)=0.6,则P(AB)=0.3。()A.对B.错
[判断题]已知P(AUB)=0.8,P(A)=0.5,P(B)=.0.6,则P(AB)=0.3。( )A.对B.错
[单选题]已知P(A)=0.5,P(B)=0.6,P(A∪B)=0.8,可算得P(AB)=( )。A.0.2B.0.3C.0.4D.0.5
[判断题]已知P(AUB)=0.8,P(A)=0.5,P(B)=0.6,则P(AB)=0.3.()A.对B.错
[判断题]已知P(AUB)=0.8,P(A)=0.5,P(B)=0.6,则P(AB)=0.3.()A.对B.错