Let and be two events defined on the same sample space such that

MATHEMATICS · Multi-part · CBSE · Mathematics · Probability · Probability

Problem

Let AA and BB be two events defined on the same sample space such that P(A)=0.4P(A)=0.4, P(B)=0.5P(B)=0.5 and P(A∩B)=0.20P(A\cap B)=0.20. (i) Verify whether events AA and BB are independent. (ii) Calculate P(A∣B)P(A\mid B) and interpret the result in the context of independence. (iii) Briefly distinguish between independence and mutual exclusivity, giving one numerical example of mutually exclusive events to support your explanation.

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