7. Using the information presented in the following table, identify the processing sequence that would result using (1) FCFS, (2) SPT, (3) EDD, and (4) CR. For each method, determine (1) average job flow time, (2) average job tardiness, and (3) average number of jobs in the system. Jobs are listed in order of arrival. (Hint: First determine the total job time for each job by computing the total processing time for the job and then adding in the setup time. All times and due dates are in hours.) Processing Job Time per Unit .14 .25 a b с d e .10 .25 .10 Units Setup Due per Job Time Date 45 0.7 4 14 18 40 75 0.5 10 0.2 12 1.0 20 0.5 15
7. Using the information presented in the following table, identify the processing sequence that would result using (1) FCFS, (2) SPT, (3) EDD, and (4) CR. For each method, determine (1) average job flow time, (2) average job tardiness, and (3) average number of jobs in the system. Jobs are listed in order of arrival. (Hint: First determine the total job time for each job by computing the total processing time for the job and then adding in the setup time. All times and due dates are in hours.) Processing Job Time per Unit .14 .25 a b с d e .10 .25 .10 Units Setup Due per Job Time Date 45 0.7 4 14 18 40 75 0.5 10 0.2 12 1.0 20 0.5 15
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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Step 1: Define the given problem:
VIEWStep 2: Determine average job flow time, average job tardiness and average no. of job using FCFS:
VIEWStep 3: Determine average job flow time, average job tardiness and average no. of job using SPT:
VIEWStep 4: Determine average job flow time, average job tardiness and average no. of job using EDD:
VIEWStep 5: Determine average job flow time, average job tardiness and average no. of job using CR:
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