Operations Management
11th Edition
ISBN: 9780132921145
Author: Jay Heizer
Publisher: PEARSON
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Textbook Question
Chapter 3, Problem 7P
Task time estimates for the modification of an assembly line at Jim Goodale’s Carbondale, Illinois, factory are as follows:
| ACTIVITY | TIME (IN HOURS) | IMMEDIATE PREDECESSORS |
| A | 6.0 | --- |
| B | 7.2 | --- |
| C | 5.0 | A |
| D | 6.0 | B, C |
| E | 4.5 | B, C |
| F | 7.7 | D |
| G | 4.0 | E, F |
- a. Draw the project network using AON.
- b. Identify the critical path.
- c. What is the expected project length?
- d. Draw a Gantt chart for the project.
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Students have asked these similar questions
1. CREATE THE NETWORK DIAGRAM USING AON
2. DETERMINE THE NETWORK PATHS
3. DETERMINE THE CRITICAL PATH AND ITS DURATION
4. CREATE A GANTT CHART STARTING JANUARY 1, 2021. NO DAY-OFFS
5. WHEN WILL THE PROJECT BE COMPLETED?
Humber Web Design Co. is organizing a new project to increase efficiency and improve relations with their clients. The project manager for this initiative has broken the project up into several parts as follows:
Activity
Activity Description
Immediate Predecessor
Activity time (days)
A
Identify Client Base
―
33
B
Develop Client Prospectus
―
21
C
Perform Design Analysis
―
35
D
Program Back End
A, B, C
47
E
Program Front End
A
13
F
Project Consolidation
D, E
11
(a) For the given project, fill in the nodes of the network diagram below.
A
E
33
13
Start
B
D
F
Finish
Time
21
47
11
Time
C
35
(b) Using the network diagram, fill in the table. Make sure that you put the values in the appropriate columns.
Activity
Earliest Start (ES)
Latest…
Humber Web Design Co. is organizing a new project to increase efficiency and improve relations with their clients. The project manager for this initiative has broken the project up into several parts as follows:
Activity
Activity Description
Immediate Predecessor
Activity time (days)
A
Identify Client Base
―
44
B
Develop Client Prospectus
―
35
C
Perform Design Analysis
―
46
D
Program Back End
A, B, C
43
E
Program Front End
A
27
F
Project Consolidation
D, E
36
(a) For the given project, fill in the nodes of the network diagram below.
A
E
44
27
Start
B
D
F
Finish
Time
35
43
36
Time
C
46
(b) Using the network diagram, fill in the table. Make sure that you put the values in the appropriate columns.
Activity
Earliest Start (ES)
Latest…
Chapter 3 Solutions
Operations Management
Ch. 3 - Give an example of a situation in which project...Ch. 3 - Explain the purpose of project organization.Ch. 3 - What are the three phases involved in the...Ch. 3 - What are some of the questions that can be...Ch. 3 - Define work breakdown structure. How is it used?Ch. 3 - What is the use of Gantt charts in project...Ch. 3 - What is the difference between an...Ch. 3 - What is the significance of the critical path?Ch. 3 - What would a project manager have to do to crash...Ch. 3 - Describe how expected activity times and variances...
Ch. 3 - Define earliest start, earliest Finish, latest...Ch. 3 - Students are sometimes confused by the concept of...Ch. 3 - What are dummy activities? Why are they used in...Ch. 3 - What are the three time estimates used with PERT?Ch. 3 - Would a project manager ever consider crashing a...Ch. 3 - How is the variance of the total project computed...Ch. 3 - Describe the meaning of slack, and discuss how it...Ch. 3 - How can we determine the probability that a...Ch. 3 - Name some of the widely used project management...Ch. 3 - The work breakdown structure (WBS) for building a...Ch. 3 - 3.2 Robert Day has decided to run for a seat as...Ch. 3 - Draw the activity-on-node (AON) project network...Ch. 3 - Given the activities whose sequence is described...Ch. 3 - 3.5 Using AOA, diagram the network described below...Ch. 3 - Stephen Hall is developing a program in supply...Ch. 3 - Task time estimates for the modification of an...Ch. 3 - 3.8 The City Commission of Nashville has decided...Ch. 3 - Refer to the table in Problem 3.8. a. Draw the AON...Ch. 3 - The activities needed to build a prototype laser...Ch. 3 - Dave Fletcher (see Problem 3.10) was able to...Ch. 3 - The activities described by the following table...Ch. 3 - A renovation of the gift shop at Orlando Amway...Ch. 3 - Kelle Carpet and Trim installs carpet in...Ch. 3 - The following is a table of activities associated...Ch. 3 - Assume that the activities in Problem 3.15 have...Ch. 3 - Bill Fennema, president of Fennema Hospitality,...Ch. 3 - What is the minimum cost of crashing the following...Ch. 3 - Three activities are candidates for crashing on a...Ch. 3 - Development of Version 2.0 of a particular...Ch. 3 - The estimated times and immediate predecessors for...Ch. 3 - Rich Cole Control Devices, Inc., produces...Ch. 3 - Four Squares Productions, a firm hired to...Ch. 3 - Using PERT, Adam Munson was able to determine that...Ch. 3 - Clark Products makes pizza ovens for commercial...Ch. 3 - The Tesla 6 is a new custom-designed sports car....Ch. 3 - TABLE 3.6 Southwestern University Project 1....Ch. 3 - TABLE 3.6 Southwestern University Project 2 What...Ch. 3 - TABLE 3.6 Southwestern University Project 3. If it...Ch. 3 - Project Management at Arnold Palmer Hospital Video...Ch. 3 - The equivalent of a new kindergarten class is born...Ch. 3 - The equivalent of a new kindergarten class is born...Ch. 3 - The equivalent of a new kindergarten class is born...Ch. 3 - At the Hard Rock Cafe, like many organizations,...Ch. 3 - At the Hard Rock Cafe, like many organizations,...Ch. 3 - At the Hard Rock Cafe, like many organizations,...Ch. 3 - At the Hard Rock Cafe, like many organizations,...
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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
- Task time estimates for the modification of an assembly line at Jim Goodale's Carbondale, Illinois, factory are as follows: Time Activity (in hours) Immediate Predecessor(s) A B C D E F G 7.0 6.7 6.0 8.0 5.1 7.7 6.0 A B, C B, C D E, F This exercise contains only part a. a) The correct precedence diagram for the project is shown in C Figure 1 A B Figure 2 B F E F Earrow_forwardBuild a PERT Analysis for a 3-month project with 6 activities (A to F) and 5 nodesarrow_forwardhow would It look in a network diagram?arrow_forward
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- Task time estimates for the modification of an assembly line at Jim Goodale's Carbondale, Illinois, factory are as follows: Activity AB A E F G Time (in hours) 7.0 7.2 5.0 8.0 4.5 7.7 5.0 Immediate Predecessor(s) || | < B, C B, C D E, F This exercise contains only part a. a) The correct precedence diagram for the project is shown in Figure 1 Figure 2 Figure 3 Figure 1 B Figure 2 B Figure 3 A F E E LL F F Narrow_forwardConsider a project having the following ten activities: Immediate Activity A Time (weeks) Predecessors none 7 B none 3 A 5 А, В С, D 6 E 4 F D 4 G C 9 E, G E, F H, I H 8 I J 5 a)Construct AON diagram for the following data. b) Identify path, path duration and critical path c) Conduct CPM analysis by identifying ES, EF, LS, LF d) What is the slack for each activity and the critical path?arrow_forwardFast pls pls plsarrow_forward
- Roger Ginde is developing a program in supply chain management certification for managers. Ginde has listed a number of activities that must be completed before a training program of this nature could be conducted. The activities, immediate predecessors, and times appear in the accompanying table: Immediate Activity Predecessor(s) Time (days) 4 5 3 III B 10 A, D 3 C 5 G E, F 12 This exercise contains only part a. a) The correct precedence diagram for the project is shown in ABCDEF Ñ GW 8 w or C A B F Figure 2 A B O-O Figure 3 B E E Earrow_forwardThe following table contains information related to the major activities of a research project. Use the information to do the following: a. Draw a precedence diagram using AOA , AON and Gantt chart. b. Find the critical path using CPM. c. Determine the expected length of the project. Activity Predecessor Time in days A 2 D A 6 E D 7 H E 2 F A 3 G F 5 В 3 в 6 J 5 K J 8 12 M 1 N M 11 N 13 End Н, G, К, Оarrow_forwardBuild a PERT Network Diagram for a 3-month project with 6 activities (A to F) and 5 nodesarrow_forward
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