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Let Xa n dY be two events that P(X)=1/3,...

Let `Xa n dY` be two events that `P(X)=1/3, P(X"|"Y)=1/2a n dP(Y"|"X)=2/5` then: `P(Y)=4/(15)` (b) `P(XuuY)=2/5` `P(X^(prime)"|"Y)=1/2` (d) `P(XnnY)=1/5`

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