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A is a set containing 'n' elements . A s...

A is a set containing 'n' elements . A subset P of A is chosen at random . The set A is reconstructed by replacing the elements of the subset of P, a subset Q of A is again chosen at random. Find the probability that (i) `PnnQ=phi` `(ii) PuuQ=A`
`(iii) PuuQ=A` and `PnnQ=phi` `(iv)` Q is subset of `P`

Text Solution

Verified by Experts

The correct Answer is:
(i) `((3)/(4))^(n)`
(ii) `((3)/(4))^(n)`
(iii) `((1)/(2))^(n)`
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