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Probability that a randomly selected individual

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Suppose that the waiting time for a pizza to be delivered to an individual's residence has been found to be normally distributed with a mean of 30 minutes and a standard deviation of 8 minutes. What is the probability that a randomly selected individual will have a waiting time: (a) Between 15 and 45 minutes? (b) At least 10 minutes? (c) No more than 22 minutes?

Reference no: EM131880738

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