Operations Management (Comp. Instructor's Edition)
Operations Management (Comp. Instructor's Edition)
13th Edition
ISBN: 9781259948237
Author: Stevenson
Publisher: MCG
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Chapter 18, Problem 3P

a)

Summary Introduction

To determine: The average time customers spend at the machine, including waiting in line and completing transaction.

Queuing theory: It is a mathematical study of queues or waiting lines. Using queuing model, length of a queue and waiting time can be determined.  In operations management, queuing theory is used for decision making about the resources required to offer services.

b)

Summary Introduction

To determine: Probability that a customer will not have to wait.

c)

Summary Introduction

To determine: Average time customers spend at the machine (Lq)

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