QUESTION TWO Using the information presented in the following table, identify the processing sequen ce that would result using (1) FCFS, (2) SPT, (3) EDD, and (4) CR. For each method, de termine (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 processin g time for the job and then adding in the setup time. All times and due dates are in ho urs.) Job Processing Units pe Setup Due D r Job Time per U nit 0.14 Time ate A 45 0.7 4 0.5 0.2 0.25 14 10 C 0.10 18 12 D 0.25 40 1.0 20 0.10 75 0.5 15

Practical Management Science
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Author:WINSTON, Wayne L.
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QUESTION TWO
Using the information presented in the following table, identify the processing sequen
ce that would result using (1) FCFS, (2) SPT, (3) EDD, and (4) CR. For each method, de
termine (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 processin
g time for the job and then adding in the setup time. All times and due dates are in ho
urs.)
Processing Units pe Setup Due D
Time per U
Job
r Job
Time
ate
nit
0.14
45
0.7
4
0.25
0.10
0.25
0.10
14
0.5
10
18
0.2
12
D
40
1.0
20
75
0.5
15
Transcribed Image Text:QUESTION TWO Using the information presented in the following table, identify the processing sequen ce that would result using (1) FCFS, (2) SPT, (3) EDD, and (4) CR. For each method, de termine (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 processin g time for the job and then adding in the setup time. All times and due dates are in ho urs.) Processing Units pe Setup Due D Time per U Job r Job Time ate nit 0.14 45 0.7 4 0.25 0.10 0.25 0.10 14 0.5 10 18 0.2 12 D 40 1.0 20 75 0.5 15
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