please answer within 30 minutes. United Raiders Drive-In Market has one checkout counter where one employee operates the cash register. The combination of the cash resister and the operator is the server in this queuing system; thecustomers who line up at the counter to pay their selections form the waiting line. Customers arrive at a rate of 12 per hour according to a Poisson distribution, and service times are on average equal to 4 minutesper customer.What is the number of customers waiting in the queue on average?O a. 2.6O b.2.0Oc. 3.8O d. 1.4O e. 3.2

Arrival Rate (Lambda) = 12 per hour Average Service Rate (Mu) = 60/4 = 15 per hour

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Business

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What is the number of customers waiting in the queue on average?

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

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United Raiders Drive-In Market has one checkout counter where one employee operates the cash register. The combination of the cash resister and the operator is the server in this queuing system; the
customers who line up at the counter to pay their selections form the waiting line. Customers arrive at a rate of 12 per hour according to a Poisson distribution, and service times are on average equal to 4 minutes
per customer.
What is the number of customers waiting in the queue on average?
O a. 2.6
O b.2.0
Oc. 3.8
O d. 1.4
O e. 3.2

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