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The cafeteria line in the university student center is a self - serve facility in which students select the items they want and then form
The cafeteria line in the university student center is a selfserve facility in which students select the items they want and then form a single line to pay the cashier. Students arrive at a rate of about four per minute according to a Poisson distribution. The single cashier takes about seconds per customer, following a negative exponential distribution.
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a The probability there are more than two students in the system is enter your response here round your response to three decimal places
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The probability there are more than three students in the systementer your response here round your response to three decimal places
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The probability there are more than four students in the systementer your response here round your response to three decimal places
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b The probability that the system is empty is enter your response here round your response to one decimal place
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c Before reaching the cashier, the average student have to wait enter your response here minutes round your response to one decimal place
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d The expected number of students in the queue is enter your response here students round your response to one decimal place
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e The average number of students in the system is enter your response here students enter your response as a whole number
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f A second cashier is added and works at the same pace. Assume customers wait in a single line and go to the first available cashier.
The probability that the two server system is empty is enter your response here round your response to three decimal places
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The average waiting time for the two server system is enter your response here minutes round your response to three decimal places
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The average number of students in the queue for the two server system is enter your response here students round your response to three decimal places
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The average number of students in the two server system is enter your response here students round your response to three decimal places
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