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QUESTION
Suppose that the number of customers who enter a supermarket each hour is normally distributed with a mean of 510 and a standard deviation of 240....
Suppose that the number of customers who enter a supermarket each hour is normally distributed with a mean of 510 and a standard deviation of 240. The supermarket is open 12 hours per day. What is the probability that the total number of customers who enter the supermarket in one day is greater than 6400?
