For two events and

MATHEMATICS · Single correct · CBSE · Mathematics · Probability · Probability

Problem

For two events AA and BB, which of the following equalities must hold if and only if AA and BB are independent? (a) P(A∩B)=P(A)+P(B)P(A\cap B)=P(A)+P(B) (b) P(A∩B)=P(A)P(B)P(A\cap B)=P(A)P(B) (c) P(A∩B)=0P(A\cap B)=0 (d) P(A∣B)=P(B)P(A\mid B)=P(B)

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