As operations manager, you have to manage a two step production process. Each job has to be processed first in machine 1 and then in machine 2. Processing times are given in the followingtable. Based on this data, determine the sequence of jobs so as to minimize the total completion time.Also determine the idle times.

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter12: Queueing Models
Section: Chapter Questions
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As operations manager, you have to manage a two step production process.
Each job has to be processed first in machine 1 and then in machine 2.
Processing times are given in the followingtable. Based on this data, determine
the sequence of jobs so as to minimize the total completion time. Also
determine the idle times.
Job Machine 1 Machine 2
A
10
5
B
7
4
C
5
7
D
3
8
E
2
F
4
3
Transcribed Image Text:As operations manager, you have to manage a two step production process. Each job has to be processed first in machine 1 and then in machine 2. Processing times are given in the followingtable. Based on this data, determine the sequence of jobs so as to minimize the total completion time. Also determine the idle times. Job Machine 1 Machine 2 A 10 5 B 7 4 C 5 7 D 3 8 E 2 F 4 3
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