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a) The Operations Manager at Metal Fabricators must decide the sequence in which the four Block making machines in the workshop must be fabricated. He has developed these estimates based on the First-Come-First-Served sequence rule: Estimated Time to FCFS Order Machine Number Maintenance Promised Sequence Time (days) Delivery (days) A 27 39 1 B 33 30 2 41 60 3 D 29 75 4 Rank the FCFS, SPT and CR sequencing rules on three evaluation criteria: average flow time, average number of jobs in the system, and average job lateness.

a) The Operations Manager at Metal Fabricators must decide the sequence in which the four Block making machines in the workshop must be fabricated. He has developed these estimates based on the First-Come-First-Served sequence rule: Estimated Time to FCFS Order Machine Number Maintenance Promised Sequence Time (days) Delivery (days) A 27 39 1 B 33 30 2 41 60 3 D 29 75 4 Rank the FCFS, SPT and CR sequencing rules on three evaluation criteria: average flow time, average number of jobs in the system, and average job lateness.

Practical Management Science
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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a) The Operations Manager at Metal Fabricators must decide the sequence in which the four Block making machines in the workshop must be fabricated. He has developed these estimates based on the First-Come-First-Served sequence rule: Estimated Time to FCFS Order Machine Number Maintenance Promised Sequence Time (days) Delivery (days) A 27 39 1 B 33 30 2 41 60 D 29 75 4 Rank the FCFS, SPT and CR sequencing rules on three evaluation criteria: average flow time, average number of jobs in the system, and average job lateness.
Transcribed Image Text:a) The Operations Manager at Metal Fabricators must decide the sequence in which the four Block making machines in the workshop must be fabricated. He has developed these estimates based on the First-Come-First-Served sequence rule: Estimated Time to FCFS Order Machine Number Maintenance Promised Sequence Time (days) Delivery (days) A 27 39 1 B 33 30 2 41 60 D 29 75 4 Rank the FCFS, SPT and CR sequencing rules on three evaluation criteria: average flow time, average number of jobs in the system, and average job lateness.
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