Mathematics, 12.03.2021 21:00, vliu732

At a local restaurant, the amount of time that 150 customers have to wait for their food is normally distributed with a mean of 20 minutes and a standard deviation of 5 minutes. What percentage of customers have to wait between 5 minutes and 35 minutes?

How many customers waited between 15-25 minutes?

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At a local restaurant, the amount of time that 150 customers have to wait for their food is normally...