At a particular service operation, customers form a single queue that operates on a first-come, first-served basis.  There is one server.  Customers arrive at the rate of 12 per hour.  Using the current technology in place, the server can process 15 customers per hour.  Upgrades to the technology, as listed below, would allow the server capacity to increase.  For example, an expenditure of $1,000 would allow the server to process 16 customers per hour.  The manager wishes to insure that the time the average customer must spend in the system is less than or equal to 10 minutes.  What is the minimum amount of money the manager must spend on technology to meet that standard?             $1,000             service is 16 customers per hour            $3,000             service is 17 customers per hour            $5,000             service is 18 customers per hour            $7,000             service is 20 customers per hour            $10,000          service is 22 customers per hour Group of answer choices spend $1,000 spend $3,000 spend $5,000 spend $7,000 spend $10,000

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter12: Queueing Models
Section12.5: Analytic Steady-state Queueing Models
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At a particular service operation, customers form a single queue that operates on a first-come, first-served basis.  There is one server.  Customers arrive at the rate of 12 per hour.  Using the current technology in place, the server can process 15 customers per hour.  Upgrades to the technology, as listed below, would allow the server capacity to increase.  For example, an expenditure of $1,000 would allow the server to process 16 customers per hour.  The manager wishes to insure that the time the average customer must spend in the system is less than or equal to 10 minutes.  What is the minimum amount of money the manager must spend on technology to meet that standard?
 
            $1,000             service is 16 customers per hour
            $3,000             service is 17 customers per hour
            $5,000             service is 18 customers per hour
            $7,000             service is 20 customers per hour
            $10,000          service is 22 customers per hour

Group of answer choices
spend $1,000
spend $3,000
spend $5,000
spend $7,000
spend $10,000
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