(c) What are the critical activities? (Enter your answers as a comma-separated list.) A,B,C,F What is the expected project completion time (in weeks)? 31 weeks (d) Assume that the company wants to complete the project in six months or 26 weeks. What is the amount of crash time (in weeks) for each activity that minimizes cost? (A, B, C, D, E) = (e) Develop an activity schedule for the crashed project. Activity A B с D Earliest Start Latest Start Earliest Finish [ Latest Finish = Slack

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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Office Automation Inc., developed a proposal for implementing a software system that will standardize the accounts payable function by automatically issuing an electronic payment upon
receipt of the vendor invoice. Contained in the proposal is a list of activities that must be accomplished to complete the project. The following table contains relevant information about the
activities.
Activity
A
B
с
D
E
F
Description
Plan needs
Order equipment
Install equipment
Set up training lab
Conduct training course
Test system
Immediate
Predecessor
A
B
A
D
C, E
Time (weeks)
Normal Crash
10
8
10
7
10
3
6
7
6
8
3
Cost ($1,000s)
Normal
30
120
100
40
50
60
Crash
70
150
160
50
75
Transcribed Image Text:Office Automation Inc., developed a proposal for implementing a software system that will standardize the accounts payable function by automatically issuing an electronic payment upon receipt of the vendor invoice. Contained in the proposal is a list of activities that must be accomplished to complete the project. The following table contains relevant information about the activities. Activity A B с D E F Description Plan needs Order equipment Install equipment Set up training lab Conduct training course Test system Immediate Predecessor A B A D C, E Time (weeks) Normal Crash 10 8 10 7 10 3 6 7 6 8 3 Cost ($1,000s) Normal 30 120 100 40 50 60 Crash 70 150 160 50 75
(c) What are the critical activities? (Enter your answers as a comma-separated list.)
A,B,C,F
What is the expected project completion time (in weeks)?
31
(d) Assume that the company wants to complete the project in six months or 26 weeks. What is the amount of crash time (in weeks) for each activity that minimizes cost?
(A, B, C, D, E) =
(e) Develop an activity schedule for the crashed project.
Activity
A
B
с
D
weeks
E
F
Earliest
Start
Latest
Start
Earliest
Finish
Latest
Finish
Slack
(f) What added project cost (in thousands of dollars) is required to meet the six-month completion time?
thousands of dollars
Transcribed Image Text:(c) What are the critical activities? (Enter your answers as a comma-separated list.) A,B,C,F What is the expected project completion time (in weeks)? 31 (d) Assume that the company wants to complete the project in six months or 26 weeks. What is the amount of crash time (in weeks) for each activity that minimizes cost? (A, B, C, D, E) = (e) Develop an activity schedule for the crashed project. Activity A B с D weeks E F Earliest Start Latest Start Earliest Finish Latest Finish Slack (f) What added project cost (in thousands of dollars) is required to meet the six-month completion time? thousands of dollars
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