PRIN OF OPS MGMT W/MYOMLAB&ACCESS BADGE
1st Edition
ISBN: 9781323818510
Author: HEIZER
Publisher: PEARSON C
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Chapter 15, Problem 26P
Daniel’s Barber Shop at Newark Airport is open 7 days a week but has fluctuating demand. Daniel Ball is interested in treating his barbers as well as he can with steady work and preferably 5 days of work with two consecutive days off. His analysis of his staffing needs resulted in the following plan.
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The Mowry Machine Shop still has five jobs to be processed as of 8 A.M. today (day
23)
at its bottleneck operation. The time since the order arrived, processing time, and promised due dates are given in the following table. The jobs are listed in the order of arrival.
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Order Arrived
(days ago)
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(days from
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A
11
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B
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3
30
a. Develop separate schedules by using the FCFS and EDD rules. Compare the schedules on the basis of average flow time and average days past due.
Using the FCFS (first come, first served) decision rule for sequencing the jobs, the order is:
Sequence
1
2
3
4
5
Job
A
B
C
D
E
Using the EDD (earliest due date) decision rule for sequencing the jobs,…
The Mowry Machine Shop still has five jobs to be processed as of 8 A.M. today (day
23)
at its bottleneck operation. The time since the order arrived, processing time, and promised due dates are given in the following table. The jobs are listed in the order of arrival.
Job
Time Since
Order Arrived
(days ago)
Processing
Time (days)
Due Date
(days from
now)
A
11
10
22
B
10
8
13
C
8
4
19
D
6
4
16
E
1
3
30
a. Develop separate schedules by using the FCFS and EDD rules. Compare the schedules on the basis of average flow time and average days past due.
Using the FCFS (first come, first served) decision rule for sequencing the jobs, the order is:
Sequence
1
2
3
4
5
Job
▼
A
E
B
C
D
▼
E
C
B
D
A
▼
A
B
C
E
D
▼
A
B
D
C
E
▼
C
B
D
E
A
The Mowry Machine Shop still has five jobs to be processed as of 8 A.M. today (day
30)
at its bottleneck operation. The time since the order arrived, processing time, and promised due dates are given in the following table. The jobs are listed in the order of arrival.
Job
Time Since
Order Arrived
(days ago)
Processing
Time (days)
Due Date
(days from
now)
A
8
3
23
B
6
10
15
C
4
8
6
D
2
4
12
E
1
6
9
a. Develop separate schedules by using the FCFS and EDD rules. Compare the schedules on the basis of average flow time and average days past due.
Using the FCFS (first come, first served) decision rule for sequencing the jobs, the order is:
Sequence
1
2
3
4
5
Job
A
B
C
D
E
Using the EDD (earliest due date) decision rule for sequencing the jobs, the…
Chapter 15 Solutions
PRIN OF OPS MGMT W/MYOMLAB&ACCESS BADGE
Ch. 15 - Prob. 1EDCh. 15 - Prob. 1DQCh. 15 - Prob. 2DQCh. 15 - Prob. 3DQCh. 15 - Prob. 4DQCh. 15 - Prob. 5DQCh. 15 - Prob. 6DQCh. 15 - Prob. 7DQCh. 15 - Prob. 8DQCh. 15 - Prob. 9DQ
Ch. 15 - Prob. 10DQCh. 15 - Prob. 11DQCh. 15 - Prob. 12DQCh. 15 - Prob. 13DQCh. 15 - Prob. 1PCh. 15 - Prob. 2PCh. 15 - Prob. 3PCh. 15 - Prob. 4PCh. 15 - Prob. 5PCh. 15 - Prob. 6PCh. 15 - Prob. 7PCh. 15 - Prob. 8PCh. 15 - Prob. 9PCh. 15 - Prob. 10PCh. 15 - Prob. 15PCh. 15 - Prob. 16PCh. 15 - Prob. 17PCh. 15 - Prob. 18PCh. 15 - Prob. 19PCh. 15 - Prob. 20PCh. 15 - Prob. 21PCh. 15 - Prob. 22PCh. 15 - Prob. 23PCh. 15 - Daniels Barber Shop at Newark Airport is open 7...Ch. 15 - Given the following demand for waiters and...Ch. 15 - Prob. 1CSCh. 15 - Prob. 2CSCh. 15 - Prob. 3CSCh. 15 - Prob. 4CSCh. 15 - Prob. 1.1VCCh. 15 - Prob. 1.2VCCh. 15 - Prob. 1.3VCCh. 15 - Prob. 2.1VCCh. 15 - Prob. 2.2VCCh. 15 - Why is seniority important in scheduling servers?Ch. 15 - Prob. 2.4VC
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