已知(overline (Acup B))=0.2 P(B)=0.5，问（1），P(A-B)= ;(2)(overline (Acup B))=0.2 P(B)=0.5

已知 (A)=0.5, (Acup B)=0.8, P(A-B)=0.2，则 (A)=0.5, (Acup B)=0.8, P(A-B)=0.2 的值为 A 0

[题目]已知 (overline (A))=0.3 ,P(B)=0.4, (Aoverline (B))=0.5, 则-|||-(B|Acup overline

(2023xiaoce1)已知P(A)=0.5，P(B)=0.3，P(Acup B)=0.6，求P(Amid overline(B))=（）.A. 1/5B.

[题目]-|||-已知 (overline (A))=0.3, (overline (B))=0.4P(overline (AB))=0.5, 求条件概率-||

9.设P(Acup B)=0.6，P(overline(AB))=0.4，P(B)=0.5则P(overline(Acap B))=_.9.设$P(A\cup

5.已知P(A)=0.7，P(B)=0.5，(Acup B)=0.9，则P(AB)=( )A、0.3 B、0.2 C、0.5

A Acup B=Omega B AB=emptyset C P(overline(A)cupoverline(B))=1 D P(A-B)=

[题目]已知 (A)=0.5, (B)=0.4, P(A-B)=0.3, 则-|||-(Acup B)= __

已知 (overline (A))=0.3 (B)=0.4, (Aoverline (B))=0.5, 求 (B|Acup overline (B))...

设随机事件A,B相互独立, P(A)=0.2 ,P(B)=0.5 ,则 (overline (A)cup overline (B))=() .