1、单选题:设 P ( A) = 0.5 , P( B | A) =0.4 , P( A | B) = 0.5 ,则 P ( A |A u B) =( )选项:A:0.3B:5/7C:2/3D:0.2答案: 【5/7】
2、单选题:设A、B为互斥事件,且P(A)>0,P(B)>0,下面四个结论中,正确的是:(...
1、单选题:This individual distinction may cause conflict between us in every aspect of our life.选项:A:distinguishB:differenceC:distinctiveD:distinct答案: 【difference】
2、多选题:Where can LINKI...