10/10-10 = To - To =
類題 6三事件 A、B、C,若P(B)=0.5,P(C)=0.6,P(A∩B)=02, P(B∩C)=0.3
'P(CNA)= 0.4 P(ANBOC)=0.1 P(AUBUC)=0.9,*:
,
P(AnBnC')
P (AVBU C)
(1) P(AN BOC') = 0 | (2) P(A) = 0 4 °
(2) P (A) = 40. 6 = P(1) +0.5 +0.6-0.2-0.3 -0.4 +0.1
A
B
0.5
0.6
0.9-0.6-0.5+01+0.4+00² = 0.9
→ P(A)=0.6.
34
2
why I lo