Let A and B be the events such that `P(A)=1/2, P(B)=7/12` and P(not A or not B)`=1/4` State whether A and B are (i) mutually exclusive, (ii) independe

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Let A and B be the events such that `P(A)=1/2, P(B)=7/12` and P(not A or not B)`=1/4` State whether A and B are (i) mutually exclusive, (ii) independe

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