Find the probability that the kth key tried

Reference no: EM131832936

A man wants to open his door; he has 5 keys, only I of which fits the door. He tries the keys successively, choosing them (i) without replacement, (ii) with replacement, until he opens the door. For each integer k = 1, 2, ... , find the probability that the kth key tried will be the first to fit the door.

Reference no: EM131832936

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