P(A)=0.7P(A-B)=0.4,则P(AB)=

2023-04-27

问题描述:

P(A)=0.7P(A-B)=0.4,则P(AB)=


最佳答案:

P(AB)=P(A)-P(A-B)=0.7-0.4=0.3

相关推荐