Mathematics, 02.12.2021 23:50, jwbri
1) The length of time it takes to fill an order at a local sandwich shop is normally distributed with a mean of 4.1 minutes and a standard deviation of 1.3 minutes. a) What is the probability that the average waiting time for a random sample of ten customers is between 4.0 and 4.2 minutes
Answers: 2
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