Four women w1 w2 w3 and w4 check their hats and the hats

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Four women, W1, W2, W3 and W4 check their hats, and the hats are returned in a random manner. Let the sample space be the set of all possible permutations of W1, W2, W3, W4. Let Xj = 1 if jth woman gets her own hat back and 0 otherwise. What is the distribution of Xj? Are Xi's mutually independent?

Reference no: EM13623448

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