A total of balls, numbered 1 through are put into n urns, also numbered 1 through n
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A total of balls, numbered 1 through are put into n urns, also numbered 1 through n in such a way that ball i is equally likely to go into any of the urns 1, 2, ..., i. Find
a. The expected number of urns that are empty;
b. The probability that none of the urns is empty.
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a The expected number of urns that are empty is n2 This is because the probability that ...View the full answer
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