Mathematics, 31.03.2021 23:20 Anaaguayo7406

The amount of time a checkout clerk at a cash register at Wal-Mart spends with each customer has a population mean 3.10 minutes and a standard deviation 0.40 minute. Assume that amount of time spent with each customer is normally distributed. If you select a random sample of 16 customers. What is the probability that the mean time spent per customer is less than 3 minutes.

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