EMP Q.13

0. If A and B are independent, then A and B' are also

  • Option : A
  • Explanation : P(A ∩ B') =  P(A) - P(A ∩ B)

                       = P(A) - P(A) P(B)

                      = P(A) (1 - P(B)) = P(A) P(B')

    Hence, A and B' are independent.

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