Question: points eBook Print References Check my workCheck My Work button is now disabled Item 2 Item 2 10 points Problem 18-2 A vending machine dispenses

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Problem 18-2

A vending machine dispenses hot chocolate or coffee. Service time is 30 seconds per cup and is constant. Customers arrive at a mean rate of 65 per hour, and this rate is Poisson-distributed.

a.

Determine the average number of customers waiting in line. (Round your answer to 2 decimal places.)

Average number of customer

b.

Determine the average time customers spend in the system. (Do not round intermediate calculations. Round your answer to 2 decimal places.)

Average time minutes

c.

Determine the average number of customers in the system. (Do not round intermediate calculations. Round your answer to 2 decimal places.)

Average number customers

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