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Question suppose that you observe the following service

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Reference no: EM13577182

Question: Suppose that you observe the following service times (in minutes) by a bank teller: 1, 2, 1, 7, 2, 4.

a. What is the mean service time?

b. What is the variance and standard deviation?

c. What is the coefficient of variation?

Reference no: EM13577182

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