Q. 174.2( 34 Votes )

If A and B are ev

Answer :

Given: P(A|B) = P(B|A) ……….(i)


Now, we know that


By definition of conditional probability,


……….(ii)


……….(iii)


Using (i), we have


P(A|B) = P(B|A)



P(A) = P(B)

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