SOLUTION: P(B)=.6 P(AUB)=.7 if a and b are independent find P(A)

SOLUTION: P(B)=.6 P(AUB)=.7 if a and b are independent find P(A)

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Question 1010675: P(B)=.6 P(AUB)=.7 if a and b are independent find P(A)
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
P(AUB) = P(A) + P(B) - P(A)*P(B)
.7 = P(A) + .6 - .6(P(A))
.1 = .4(P(A))
P(A) = .25
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