If P(X)=0.15 ,P(Y)=0.25 and P(X∩Y)=0.10 then P(X ∪ Y)=....
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- P(X U Y) = P(X) + P(Y) - P(X intersection Y)
- P(X U Y) = 0.15 + 0.25 - 0.10
- P(X U Y) = 0.3
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