OM (with OM Online, 1 term (6 months) Printed Access Card)
6th Edition
ISBN: 9781305664791
Author: David Alan Collier, James R. Evans
Publisher: Cengage Learning
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Chapter 14, Problem 14PA
A
Summary Introduction
Interpretation:A sequencing schedule is to be developed so that exterior detailing can be done and total completion time is minimized.
Concept Introduction: The process of planning the order of the activities to be carried for execution of a task based on certain elements such as, priority, set up time etc. is referred to as sequencing.
B
Summary Introduction
Interpretation: A Gantt chart is to be drawn the idle time is to be evaluated using the Gantt chart.
Concept Introduction: Named after its inventor, the Gantt chart is a kind of bar chart that depicts a project schedule.
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Check out a sample textbook solutionStudents have asked these similar questions
Job times which includes processing and set up times are shown below:
Job Job Time (bs)
Due Date (bs)
15
24
20
8
6
A
>
B
C
D
12
6
14
3
7
B
Using FCFS, determine the average flowtime
If the cycle time is 65.4 seconds and A is assigned as the first task in Workstation #1, what is the idle time after assigning task A?
Task
Task Time (seconds)
Tasks That Must Precede Other Tasks
Number of Following Tasks
A
28
-
7
B
13
-
8
C
35
B
7
D
11
A
6
E
20
C
6
F
6
D, E
5
G
23
F
3
H
25
F
2
I
37
G
1
J
11
G, H
1
K
27
I, J
0
Total
236
a. 26.9 minutes
b. 37.4 seconds
c. 28.5 seconds
d. 31.6 seconds
e. 57.6 seconds
What is the Work Breakdown Structure (WBS) for the parking reservation system? Tell me what I should do.
Chapter 14 Solutions
OM (with OM Online, 1 term (6 months) Printed Access Card)
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, operations-management and related others by exploring similar questions and additional content below.Similar questions
- What's the most common mistake people make when calculating start and finish times? Give a specific example.arrow_forwardRon Satterfield’s excavation company uses bothGantt scheduling charts and Gantt load charts.a) Today, which is the end of day 7, Ron is reviewing theGantt chart depicting these schedules:◆ Job #151 was scheduled to begin on day 3 and to take6 days. As of now, it is 1 day ahead of schedule.◆ Job #177 was scheduled to begin on day 1 and take4 days. It is currently on time.◆ Job #179 was scheduled to start on day 7 and take2 days. It actually got started on day 6 and is progressing according to plan.◆ Job #211 was scheduled to begin on day 5, but missing equipment delayed it until day 6. It is progressing asexpected and should take 3 days.◆ Job #215 was scheduled to begin on day 4 and take5 days. It got started on time but has since fallen behind2 days.Draw the Gantt scheduling chart for the activities above.b) Ron now wants to use a Gantt load chart to see how muchwork is scheduled in each of his three work teams: Able,Baker, and Charlie. Five jobs constitute the current workload for…arrow_forwardRon Satter field's excavation company uses bothGantt scheduling charts and Gantt load charts.a) Today, which is the end of day 7, Ron is reviewing the Ganttchart depicting these schedules:• Job # 151 was scheduled to begin on day 3 and to ta ke6 days. As of now, it is I day ahead of schedule.• Job# 177 was scheduled to begin on day J and take 4 days.It is currently on time.• Job #1 79 was scheduled to start on day 7 and take 2 days. Itactually got started on day 6 and is progressing according toplan.• Job #211 was scheduled to begin on day 5, but missingequipment delayed it until day 6. It is progressing asexpected and should take 3 days.• Job #215 was scheduled to begin on day 4 and take 5 days.It got sta rted on time but has since fallen behind 2 days.Draw the Gantt scheduling chart for the activities described.b) Ron now wants to use a Ga ntt load chart to see how muchwork is scheduled in each of his three work teams: Able,Baker, and Charlie. Five jobs constitute the current…arrow_forward
- 17.10. Today is day 4 of the planning cycle. Sequence the following jobs by FCFS, SPT, SLACK, and DDATE. Calculate the mean flow time and mean tardiness for each sequencing rule. Which rule would you recommend? Processing Time (in days) Job Due Date A 3 10 10 12 25 D 4 8. 15 F 8. 18 7 20 Lenly onearrow_forwardJob times which includel processing and set up times are shown below: Job Job Time (bs) Due Date (bs) A 15 B 24 C D B 12 6 14 3 7 20 8 6 Determine the sequence using Critical Ratio Methodarrow_forwardI only need help with question 4, but question 3 explains how to do 4 but I'm lost. I already have question 3 done. 3. Sequence the jobs shown below by using a Gantt chart. Assume that the move time between machines is one hour. Sequence the jobs in priority order 1, 2, 3, 4. Job Work Center/Machine Hours Due Date (days) Job 1 A/3, B/2, C/2 Job 2 C/2, A/4 Job 3 B/6, A/1, C/3 Job 4 C/4, A/1, B/2 a. What is the makespan? b. How much machine idle time is there? c. When is each job delivered compared with its due date? d. How much idle time (waiting time) is there for each job? e. Devise a better job sequence for processing. 4. In problem 3, assume there are two machines of type A, two of type B, and two of type C. a. Prepare a finite capacity schedule. b. Compare the FCS to the Gantt chart in problem 3.arrow_forward
- OPERATION MANAGEMENTarrow_forwardJob times which includes processing and set up times are shown below: Job Job Time (brs) Due Date (bs) 15 24 20 AMUO А B C 12 6 14 3 7 D B Using FCFS, determine the average tardiness 6arrow_forwardName live priority sequencing rules. Explain how each worksto assign jobs.arrow_forward
- The following table contains information regarding jobs that are to be scheduled through one machine: Job Processing Time (Days) Due date A 4 20 B 12 30 C 2 15 D 11 16 E 10 18 F 3 5 G 6 9 Qus 1: Find the FCFS Schedule? Qus 2: Find the SOT Schedule? Qus 3:Find the DDate Schedule? Qus 4: What are the mean flow time and average lateness for each of the schedule above? Qus 5: Which priority rule is appropriate for job scheduling? Justify your answer.arrow_forward1. PERT network Paubaya Construction, Inc. will soon begin to work on a building project. The construction firm's schedule of activities and related expected completion time are presented in the following time table: Activity Description Estimated Time (in weeks) Obtain on-site work permits 3 Repair damages done by vandals Inspect construction materials left on site Order and receive construction materials Apply for waiver to add new materials Obtain waiver to add new materials Perform electric work Complete interior partitions Activity Code A - B B-E B-C C-E C-D D-E E-F F-G REQUIRED: A) Prepare the PERT network. B) Determine the critical path and its completion time in weeks. C) Determine the shortest path and its slack time in weeks. 2366NNW 7 1 1 6 4arrow_forwardPart D: Average tardiness for the sequence developed using LPT rule? The percentage utilization? Thank you!!arrow_forward
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