Principles Of Operations Management
11th Edition
ISBN: 9780135173930
Author: RENDER, Barry, HEIZER, Jay, Munson, Chuck
Publisher: Pearson,
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Chapter 3, Problem 30P
a)
Summary Introduction
To decide: The action to be taken to reduce the critical path by one day.
Introduction: In the activity on nodes (AON) project network diagram, the nodes denote activities and the arrows show only the precedence and succession sequence.
b)
Summary Introduction
To decide: The action to be taken to reduce the critical path by one additional day.
c)
Summary Introduction
To determine: The total cost for 2-day reduction.
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Development of Version 2.0 of a particular accounting software product is being considered by Jose Noguera's technology firm in Baton Rouge. The activities necessary for the completion of this project are listed in the following table:
Activity
Normal Time (weeks)
Crash Time (weeks)
Normal Cost
Total Cost with Crashing
Immediate Predecessor(s)
A
4
3
$2,100
$2,800
—
B
2
1
$2,300
$3,100
—
C
3
3
$600
$600
—
D
8
4
$2,400
$2,680
A
E
6
3
$1,000
$1,450
B
F
3
2
$3,200
$4,600
C
G
4
2
$1,400
$2,000
D, E
Part 2
a) Based on the given information regarding the activities for the project, the project length =
enter your response here
weeks.
Development of Version 2.0 of a particular accounting software product is being considered by Jose Noguera's technology firm in Baton Rouge. The activities necessary for the completion of this project are listed in the following table:
Activity
Normal Time (weeks)
Crash Time (weeks)
Normal Cost
Total Cost with Crashing
Immediate Predecessor(s)
A
4
3
$2,100
$2,750
—
B
2
1
$2,300
$3,100
—
C
3
3
$600
$600
—
D
8
4
$2,400
$2,720
A
E
6
3
$1,000
$1,450
B
F
3
2
$3,000
$4,400
C
G
4
2
$1,500
$2,000
D, E
a) Based on the given information regarding the activities for the project, the project length =
enter your response here
weeks.
b) The total cost required for completing this project on normal time =
$enter your response here.
c) For…
Development of Version 2.0 of a particular accounting software product is being considered by Jose Noguera's technology firm in Baton Rouge. The activities necessary for the completion of this project are listed in the following table:
Activity
Normal Time(weeks)
Crash Time(weeks)
Normal Cost
Total Cost with Crashing
Immediate Predecessor(s)
A
4
3
$2,000
$2,650
—
B
2
1
$2,100
$2,900
—
C
3
3
$750
$750
—
D
8
4
$2,300
$2,620
A
E
6
3
$900
$1,275
B
F
3
2
$3,200
$4,700
C
G
4
2
$1,400
$1,900
D, E
I have answers for the frist part of the question:
a) Based on the given information regarding the activities for the project, the project length = 16 weeks.
b) The total cost required for completing this project on normal time =
$12,650.
c) For reducing the duration of the project by one week, the activity that should be crashed first is activity…
Chapter 3 Solutions
Principles Of Operations Management
Ch. 3 - Ethical Dilemma Two examples of massively...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 - Prob. 10DQCh. 3 - Define earliest start, earliest finish, latest...Ch. 3 - Students are sometimes confused by the concept of...Ch. 3 - Prob. 13DQCh. 3 - Prob. 14DQCh. 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 - What is the difference between the waterfall...Ch. 3 - The work breakdown structure (WBS) for building a...Ch. 3 - James Lawson has decided to run for a seat as...Ch. 3 - Prob. 3PCh. 3 - Refer to the table in Problem 3.3. a) Draw the AON...Ch. 3 - Draw the activity-on-node (AON) project network...Ch. 3 - Given the activities whose sequence is described...Ch. 3 - Prob. 7PCh. 3 - Roger Ginde is developing a program in supply...Ch. 3 - Prob. 9PCh. 3 - The activities described by the following table...Ch. 3 - Prob. 11PCh. 3 - The activities needed to build a prototype laser...Ch. 3 - Prob. 13PCh. 3 - Dave Fletcher (sec Problem 3.12) was able to...Ch. 3 - Ross Hopkins, president of Hopkins Hospitality,...Ch. 3 - A renovation of the gift shop at Orlando Amway...Ch. 3 - Kelle Carpet and Trim installs carpet in...Ch. 3 - The estimated times and immediate predecessors for...Ch. 3 - Prob. 21PCh. 3 - Four Squares Productions, a firm hired to...Ch. 3 - Prob. 23PCh. 3 - Prob. 24PCh. 3 - Prob. 25PCh. 3 - Prob. 28PCh. 3 - Prob. 29PCh. 3 - Prob. 30PCh. 3 - Development of Version 2.0 of a particular...Ch. 3 - Prob. 32PCh. 3 - Prob. 33PCh. 3 - Prob. 1.1VCCh. 3 - Prob. 1.2VCCh. 3 - Project Management at Arnold Palmer Hospital The...Ch. 3 - Prob. 1.4VCCh. 3 - Managing Hard Rocks Rockfest At the Hard Rock...Ch. 3 - Managing Hard Rocks Rockfest At the Hard Rock...Ch. 3 - Managing Hard Rocks Rockfest At the Hard Rock...Ch. 3 - Managing Hard Rocks Rockfest At the Hard Rock...
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- Development of Version 2.0 of a particular accounting software product is being considered by Jose Noguera's technology firm in Baton Rouge. The activities necessary for the completion of this project are listed in the following table: Activity Normal Time(weeks) Crash Time(weeks) Normal Cost Total Cost with Crashing Immediate Predecessor(s) A 4 3 $2,000 $2,650 — B 2 1 $2,100 $2,900 — C 3 3 $750 $750 — D 8 4 $2,300 $2,620 A E 6 3 $900 $1,275 B F 3 2 $3,200 $4,700 C G 4 2 $1,400 $1,900 D, E a) Based on the given information regarding the activities for the project, the project length = 16 weeks. b) The total cost required for completing this project on normal time = $12,650. c) For reducing the duration of the project by one…arrow_forwardThree activities are candidates for crashing on a project network for a large computer installation (all are, of course, critical). Activity details are in the following table: Activity Normal Time (days) Crash Time (days) Normal Cost Total Cost with Crashing Immediate Predecessor(s) A 6 $6,000 $6,400 B $1,200 $3,000 C 11 $4,000 $6,000 a) Activity that should be crashed first to reduce the project duration by 1 day is b) Activity that should be crashed next to reduce the project duration by one additional day is c) Total cost of crashing the project by 2 days = $_____ (Enter your response as an integer.) 7 4 2 9 A B ---arrow_forwardDevelopment of Version 2.0 of a particular accounting software product is being considered by Jose Noguera's technology firm in Baton Rouge. The activities necessary for the completion of this project are listed in the following table: Activity Normal Time (weeks) Crash Time (weeks) Normal Cost Total Cost with Crashing Immediate Predecessor(s) A 44 33 $ 2 comma 100$2,100 $ 2 comma 700$2,700 long dash— B 22 11 $ 2 comma 200$2,200 $ 2 comma 900$2,900 long dash— C 33 33 $ 500$500 $ 500$500 long dash— D 88 44 $ 2 comma 500$2,500 $ 2 comma 820$2,820 A E 66 33 $ 1 comma 000$1,000 $ 1 comma 300$1,300 B F 33 22 $ 3 comma 400$3,400 $ 4 comma 800$4,800 C G 44 22 $ 1 comma 500$1,500 $ 2 comma 000$2,000 D, E Part 2 a) Based on the given information…arrow_forward
- Development of Version 2.0 of a particular accounting software product is being considered by Jose Noguera's technology firm in Baton Rouge. The activities necessary for the completion of this project are listed in the following table: Activity Normal Time (weeks) Crash Time (weeks) Normal Cost Total Cost with Crashing Immediate Predecessors(s) A 4 3 $2,200 $2,850 --- B 2 1 $2,100 $2,700 --- C 3 3 $750 $750 --- D 8 4 $2,500 $2,800 A E 6 3 $800 $1,250 B F 3 2 $3,200 $4,400 C G 4 2 $1,400 $1,800 D, E a) Based on the given information regarding the activities for the project, the project length = _______ weeks ? b) The total cost required for completing this project on normal time = _______ ? c) If you wish to reduce the time required to complete this project by 1 week, which activity should be crashed, and how much will this increase the total cost? The critical path with the longest length through the project is _______ ? Note:- Do not provide…arrow_forwardThree activities are candidates for crashing on a project network for a large computer installation (all are, of course, critical). Activity details are in the following table: Activity A B C Normal Time Crash Time Normal (days) (days) Cost 7 6 4 11 2 9 $5,000 $1,400 $4,000 Total Cost with Immediate Crashing Predecessor(s) $5,600 $3,300 $6,400 a) Activity that should be crashed first to reduce the project duration by 1 day is A b) Activity that should be crashed next to reduce the project duration by one additional day is A B A B C ect: 0arrow_forwardThree activities are candidates for crashing on a projectnetwork for a large computer installation (a ll are, of course, critical).Activity details are in the following table: a) What action would you take to reduce the critical path by I day?b) Assuming no other paths become critical, what action would you take to reduce the critical path one additional day?c) What is the total cost of the 2-day reduction?arrow_forward
- Three activities are candidates for crashing on a project network for a large computer installation (all are, of course, critical). Activity details are in the following table: Total Cost Normal Time Crash Time Normal with Immediate Activity (days) (days) Crashing $6,500 $3,300 $6,000 Cost Predecessor(s) 7 $6,000 B $1,400 $4,000 A 11 a) Activity that should be crashed first to reduce the project duration by 1 day is b) Activity that should be crashed next to reduce the project duration by one additional day is c) Total cost of crashing the project by 2 days = $. (Enter your response as an integer.)arrow_forwardThree activities are candidates for crashing on a project network for a large computer installation (all are, of course, critical) Activity details are in the following table: a) Activity that should be orashed first to reduce the project duration by 1 day is b) Activity that should be crashed next to reduce the project duration by one additional day is c) Total cost of crashing the project by 2 days = S (Enter your response as an integer) Normal Activity Time (days) A B C 7 4 11 Crash Normal Time (days) Cost $8,000 $1,200 $4,200 6 2 9 Total Cost with Crashing Immediate Predecessor(s) $6,500 $3,000 $6.200 A Barrow_forwardDevelopment of Version 2.0 of a particular accounting software product is being considered by Jose Noguera's technology firm in Baton Rouge. The activities necessary for the completion of this project are listed in the following table: Activity A BCDEFG Normal Time Crash Time Normal (weeks) Cost $2,100 Total Cost with Immediate Crashing Predecessor(s) 4 $2,800 $2,200 $2,900 $750 $750 $2,500 $2,820 $1,000 $1,300 $3,200 $4,700 $1,400 $1,900 2 3 8 6 3 4 (weeks) 3 1 34 4 322 a) Based on the given information regarding the activities for the project, the project length = b) The total cost required for completing this project on normal time = $ weeks. c) For reducing the duration of the project by one week, the activity that should be crashed first is activity The cost of the project based on the first activity selected for crashing will increase by $ d) The maximum weeks by which the project can be reduced by crashing = Total cost of crashing the project to minimum (or maximum weeks…arrow_forward
- Development of Version 2.0 of a particular accounting software product is being considered by Jose Noguera's technology firm in Baton Rouge. The activities necessary for the completion of this project are listed in the following table: Normal Crash Normal Activity Time (weeks) Time (weeks) Cost ABCDEFG 4 2 3 8 6 3 4 3 1 3 4 3 2 2 $2,100 $2,300 $600 $2,400 $800 $3,400 $1,400 Total Cost with Crashing Immediate Predecessor(s) $2,750 $2,900 $600 $2,680 $1,100 $4,600 $1,900 a) Based on the given information regarding the activities for the project, the project length b) The total cost required for completing this project on normal time = $ 13000. | | A B C D, E = 16 weeks. c) For reducing the duration of the project by one week, the activity that should be crashed first is activity D The cost of the project based on the first activity selected for crashing will increase by $ 70. d) The maximum weeks by which the project can be reduced by crashing = 7 weeks. Total cost of crashing the…arrow_forwardThree activities are candidates for crashing on a project network for a large computer installation (all are, of course, critical). Activity details are in the following table: Total Cost Normal Time Crash Time Normal with Immediate Activity (days) (days) Cost Crashing Predecessor(s) A 7 6 $4,500 $5,000 $1,400 $3,200 $6,800 B 4 A C 11 9 $4,600 В a) Activity that should be crashed first to reduce the project duration by 1 day isarrow_forwardConsider the following activity description with associated cost data shown in Table 1. The cost data represents the total cost and should be considered linear with time. Table 1: Crash Cost Table Activity Immediate Predecessor Normal Duration (days) Normal Cost ($) Crash Duration (days) Crash Cost ($) A --- 5 50 3 150 B --- 4 40 2 200 C B 7 70 5 250 D A, C 2 20 1 50 E A, C 5 125 1 525 F B 10 80 7 290 G D 7 50 3 250 H E, F 6 60 3 180 Reduce the project duration to minimum duration and calculate the cost. Note:- Do not provide handwritten solution. Maintain accuracy and quality in your answer. Take care of plagiarism. Answer completely. You will get up vote for sure.arrow_forward
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