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If A and B are two events with P(A) = 1...

If A and B are two events with `P(A) = 1/4 , P(A//B) =1/4 and P (B//A) =1/2 ` then :

A

A and B are mutually exclusive

B

A and B are independent

C

A is sub - event of A

D

B is sub - event of A .

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The correct Answer is:
B
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