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OMG 402

OMG 402. Lab #3: More Queuing Qualitative batching. Problem #1: Pooling and Queuing in Copy Rooms. (a) Performance of the “parallel copy rooms” solution: Capacity and utilization of each room Average number of jobs in each room Average “lead time” for a job. Copy Room.

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OMG 402

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  1. OMG 402 Lab #3: More Queuing Qualitative batching

  2. Problem #1: Pooling and Queuing in Copy Rooms • (a) Performance of the “parallel copy rooms” solution: • Capacity and utilization of each room • Average number of jobs in each room • Average “lead time” for a job

  3. Copy Room • (b) Now consider the performance of a shared room with a single high-speed machine • Capacity and utilization of the machine • Average number of jobs in the room • Lead time for a copy job

  4. Ropy Coom • (c) Now consider the performance of a shared room with two machines • Capacity and utilization of the room • Average number of jobs in the room • Lead time for a copy job

  5. Coopy Rom • (d) What would you recommend as the best solution to the copy room needs of this firm? • Include relevant quantitative and qualitative arguments in your recommendation.

  6. Problem 4: The Bandwagon Approach to The Goal • Donner’s Flaherty is so charged by reading The Goal that he decides to run out and halve his batch sizes. • “Holy NCX-10, Batman! What happened here?”

  7. Problem #2: Martin Mercury the Taxi Man • (a) Diagram the service process from Martin’s perspective

  8. Freddie Martin Mercury • (c) We know average drive to customer time, average transport/drop-off time. How do we find the average time between the arrival of a call and the start of a drive to the customer?

  9. Problem #3: Hermes Cab • (a) Look it up in the table, eh! • (b) Look it up in the table again, eh! • (c) Be creative (No, it isn’t in the table)

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