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

Practical Management Science

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ISBN:9781337406659

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Publisher:WINSTON, Wayne L.

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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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Employee Wanda Trews was working in the manufacturing facility at Coves Industrial. The employees of Coves Industrial manufacture diesel engines for the airline industry. Wanda works on Line 3 in the facility and from time-to-time works on Line 7 as a relief worker to cover employee breaks. Wanda was asked to leave Line 3 and provide break coverage on Line 7 for 2 hours on September 19, 2021. Earlier that day, there had been a mechanical difficulty with the stamping machine on Line 7. The maintenance team was able to get the machine working again but they call the manufacturer of the stamping machine as the machine doesn’t sound right and it clearly needs further maintenance. When Wanda arrived at Line 7 to provide break coverage, she checks in with Line 7 supervisor Raoul Steves. Raoul advises that Wanda needs to manufacture 200 components during her 2 hours on Line 7 and to let him know if she needs any help. Raoul does not mention the earlier mechanical issue with…
Only need (H) answered.
Employee Wanda Trews was working in the manufacturing facility at Coves Industrial. The employees of Coves Industrial manufacture diesel engines for the airline industry. Wanda works on Line 3 in the facility and from time-to-time works on Line 7 as a relief worker to cover employee breaks. Wanda was asked to leave Line 3 and provide break coverage on Line 7 for 2 hours on September 19, 2021. Earlier that day, there had been a mechanical difficulty with the stamping machine on Line 7. The maintenance team was able to get the machine working again but they call the manufacturer of the stamping machine as the machine doesn’t sound right and it clearly needs further maintenance. When Wanda arrived at Line 7 to provide break coverage, she checks in with Line 7 supervisor Raoul Steves. Raoul advises that Wanda needs to manufacture 200 components during her 2 hours on Line 7 and to let him know if she needs any help. Raoul does not mention the earlier mechanical issue with…