Probability that in a sample of returns requesting a refund

Reference no: EM131813280

Question: Suppose the mean length of time between submission of a state tax return requesting a refund and the issuance of the refund is 47 days, with standard deviation 6 days. Find the probability that in a sample of 50 returns requesting a refund, the mean such time will be more than 50 days.

Reference no: EM131813280

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