Operations Management
11th Edition
ISBN: 9780132921145
Author: Jay Heizer
Publisher: PEARSON
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Chapter 3, Problem 12P
The activities described by the following table are given for the Howard Corporation in Kansas:
| ACTIVITY | IMMEDIATE PREDECESSOR(S) | TIME |
| A | --- | 9 |
| B | A | 7 |
| C | A | 3 |
| D | B | 6 |
| E | B | 9 |
| F | C | 4 |
| G | E, F | 6 |
| H | D | 5 |
| I | G, H | 3 |
- a. Draw the appropriate AON PERT diagram for J.C. Howard’s management team.
- b. Find the critical path.
- c. What is the project completion time?
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Consider 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?
The activities described by the following table are given for the Howard Corporation in Kansas: a) Draw the appropriate AON PERT diagram for J.C. Howard's management team.b) Find the critical path.c) What is the project completion time?
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…
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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- 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…arrow_forwardPart 1: Below matrix shows one of the important data used in project management, identify the name of the matrix and explain the roles of each person involved in this matrix. Total= 10 marks Facilities Plant Mgr HR Security Project Mgr Identify a minimum of three asphalt R contractors from Angie's List Arrange for contractor visits and quotes Review quotes and references, A R make contractor selection Review and finalize contract, lock in plant shutdown week R Communicate project to shutdown maintenance crew, make sure all R vehicles are removed from the lot Provide security gate access codes for asphalt crew by June 15 A Oversee the project during the plant shutdown week, ensure it is A R completed on time R = Responsible, A = Accountable, C = Consulted, I = Informedarrow_forwardJanice Eliassen must complete the activities in the following table to fin ish her consulting project. a) Draw the appropriate PERT diagram.b) Find the critical path and project completion time.c) Find the probability that the project will take more than49 time periods to complete.arrow_forward
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