Operations Management: Processes and Supply Chains (11th Edition)
Operations Management: Processes and Supply Chains (11th Edition)
11th Edition
ISBN: 9780133872132
Author: Lee J. Krajewski, Manoj K. Malhotra, Larry P. Ritzman
Publisher: PEARSON
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Chapter B, Problem 15P

a)

Summary Introduction

Interpretation: the hourly fixing time of the machines is to be calculated.

Concept Introduction: Identification of the hourly fixing time of the machines will be useful in capturing the machine downtime as well the machine utilization that will be useful in increasing the efficiency of the processes.

b)

Summary Introduction

Interpretation: the average number of machines that have been broken down and waiting for repair is to be calculated.

Concept Introduction: Identifying the average number of machines that have been broken down and waiting for repair will be useful in enhancing the utilization while reducing the break down and the repair time. This will help them in increasing the productivity of the machines as well as the whole process.

c)

Summary Introduction

Interpretation: average minutes per hour the machines are waiting for repair or being repaired is to be calculated.

Concept Introduction: Reduction of waiting time and the repair time of the machines will add value to the service while increasing the productivity as well as the effectiveness of the process.

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