September 2018 1 71 Report

1.Wiadomo , że P(A∪B)=0,5 , P(A)=P(A∩B)=1\3 . Oblicz P(B) , P (B-A).

2.Wiadomo , że P(A')=0,91, P(A∩B)=0.01 ,P(A∪B)=0,21 .Oblicz P(B) , P(B-(A∩B)) , P ((A∪B)-(A∩B)).


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