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following activities required to complete this project together with the time estimates and precedence relationships. a. Determine the expected project completion time and the variance. b. What is the project’s critical path? c. Determine the probability that the project will be completed in 40 weeks or less.

following activities required to complete this project together with the time estimates and precedence relationships. a. Determine the expected project completion time and the variance. b. What is the project’s critical path? c. Determine the probability that the project will be completed in 40 weeks or less.

Practical Management Science
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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Yu and Mi Company is planning to computerize its accounting system. Its IT consultant has determined the
following activities required to complete this project together with the time estimates and precedence relationships.

a. Determine the expected project completion time and the variance.
b. What is the project’s critical path?
c. Determine the probability that the project will be completed in 40 weeks or less.

Activity Description Time estimates (weeks) Optimistic Most Likely Pessimistic Predecessor Recruit project personnel System development System training Equipment training Manual system test Prel. System changeover Computer-personnel interface Equipment redesign Equipment testing System debugging and installation Equipment changeover А 5 17 B 12 15 C A 4 7 10 D A 5 23 B, C B. C D, E D, E E 1 1 F 1 4 13 G H 1 2.5 7. I н 1 1 1 F, G G, I 2 2 2 K 5 8 11
Transcribed Image Text:Activity Description Time estimates (weeks) Optimistic Most Likely Pessimistic Predecessor Recruit project personnel System development System training Equipment training Manual system test Prel. System changeover Computer-personnel interface Equipment redesign Equipment testing System debugging and installation Equipment changeover А 5 17 B 12 15 C A 4 7 10 D A 5 23 B, C B. C D, E D, E E 1 1 F 1 4 13 G H 1 2.5 7. I н 1 1 1 F, G G, I 2 2 2 K 5 8 11
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