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Suppose that wait times for customers at a grocery store cashier line are uniformly distributed between one minutes and fifteen minutes.

(a) What are the mean and variance of the waiting time?

(b) What is the probability that a customer waits less than seven minutes?

(d) Suppose that a customer who waits k minutes in line receives a coupon worth a 0.2 k^(1/4) dollar discount on a future visit. What is the mean of the coupon value for a customer?

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Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M91020173

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