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Given P ( A ) =0.3and P ( B ) =0.4, do the following. (For each answer, enter a number.) (a) If A and B

Given

P(A) =0.3and
P(B) =0.4,

do the following. (For each answer, enter a number.)

(a) IfAandBare mutually exclusive events, computeP(AorB). (b) IfP(AandB) =0.3, computeP(AorB).

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