Operations and Supply Chain Management, 9th Edition WileyPLUS Registration Card + Loose-leaf Print Companion
Operations and Supply Chain Management, 9th Edition WileyPLUS Registration Card + Loose-leaf Print Companion
9th Edition
ISBN: 9781119371618
Author: Roberta S. Russell
Publisher: Wiley (WileyPLUS Products)
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Chapter 5, Problem 36P
Summary Introduction

To explain: Determine whether the laundromat should switch to the new service which guarantees 0.5 day repair time compared to the current service of 1 day, but also costs $10 more per hour than the current service. The laundromat has a total of 16 washing machines.

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The Corner Cleaners 24-hour laundromat has 16 washing machines. A machine breaks down every 20 days(exponentially distributed). The repair service the laundromat contracts takes an average of one day to repair amachine (exponentially distributed). A washing machineaverages $5 per hour in revenue. The laundromat is considering a new repair service that guarantees repairs in0.50 day, but they charge $10 more per hour than thecurrent repair service. Should the laundromat switch tothe new repair service?
The Corner Cleaners 24-hour laundromat has 16 washing machines., A machine breaks down every 20 days (exponentially distributed). The repair service the laundromat contracts takes anaverage of one day to repair a machine (exponentially distributed). A washing machine averages $5 per hour in revenue. The laundromat is considering a new repair service that guarantees repairs in 0.50 day, but they charge $10 more per hour than the current repair service. Currently, how long does the laundromat have to wait for its equipment to be repaired? days, (Round your answer to 2 decimal places, the tolerance is +/- 0.05.) What is the cost of equipment downtime? | (Round your answer to 2 decimal places, the tolerance is +2.5) %24
The common measures of a queuing system's performance include: O probability that the service facility will be idle, average queue length, and probability that the waiting time will exceed a specified duration. average time each customer spends in the system, probability that the service system will be idle, and average time each customer spends in the queue. average queue length, maximum time a customer may spend in the queue, and the utilization factor for the system. average time each customer spends in the system, maximum queue length, and probability of a specific number of customers in the system. maximum queue length, maximum time a customer may spend in the queue, and average queue length.

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Operations and Supply Chain Management, 9th Edition WileyPLUS Registration Card + Loose-leaf Print Companion

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