You are the manager of a project to improve a billing process at your firm. The table below contains the data you will need to conduct a cost analysis of the project. Indirect costs are $1,800 per week, and penalty costs are $800 per week after week 12. Activity A B D E F Immediate Predecessor(s) A B B, C D Normal Time (weeks) Crash Time (weeks) 4 1 3 1 3 6 5 1 6 7 7 6 Normal Cost ($) 5,000 7,500 4,000 6,500 3,500 4,000 The minimum.cost schedule costs less then using the "normal" timer (Enter your Crash Cost ($) 8,500 9,500 4,000 12,500 7,000 7,000 a. What is the minimum-cost schedule for this project? The minimum-cost schedule is weeks. (Enter your response as an integer.) b. What is the difference in total project costs between the earliest completion time of the project using "normal" times and the minimum-cost schedule you derived in part (a)? as an integer)

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 21P
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You are the manager of a project to improve a billing process at your firm. The table below contains the data you will need to
conduct a cost analysis of the project. Indirect costs are $1,800 per week, and penalty costs are $800 per week after week 12.
Activity
A
BCDEF
Immediate
Predecessor(s)
-
A
B
B, C
Normal Time (weeks) Crash Time (weeks)
4
1
3
1
3
6
6
5
1
6
7
Normal Cost Crash Cost
($)
($)
5,000
8,500
7,500
9,500
4,000
4,000
6,500
12,500
3,500
7,000
4,000
7,000
a. What is the minimum-cost schedule for this project?
The minimum-cost schedule is weeks. (Enter your response as an integer.)
b. What is the difference in total project costs between the earliest completion time of the project using "normal" times and the
minimum-cost schedule you derived in part (a)?
The minimum-cost schedule costs $ less than using the "normal" times. (Enter your response as an integer.)
Transcribed Image Text:You are the manager of a project to improve a billing process at your firm. The table below contains the data you will need to conduct a cost analysis of the project. Indirect costs are $1,800 per week, and penalty costs are $800 per week after week 12. Activity A BCDEF Immediate Predecessor(s) - A B B, C Normal Time (weeks) Crash Time (weeks) 4 1 3 1 3 6 6 5 1 6 7 Normal Cost Crash Cost ($) ($) 5,000 8,500 7,500 9,500 4,000 4,000 6,500 12,500 3,500 7,000 4,000 7,000 a. What is the minimum-cost schedule for this project? The minimum-cost schedule is weeks. (Enter your response as an integer.) b. What is the difference in total project costs between the earliest completion time of the project using "normal" times and the minimum-cost schedule you derived in part (a)? The minimum-cost schedule costs $ less than using the "normal" times. (Enter your response as an integer.)
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ISBN:
9781337406659
Author:
WINSTON, Wayne L.
Publisher:
Cengage,