Consider the following work breakdown structure:TITTTTime Estimates (days)Most LikelyPessimisticPrecedesА, В. СDEActivityStartOptimistic385062108115AB90991002510065EndFEnd851931E91115FEnd6268What is the estimated expected (mean) time for project completion?100 days199 days200 days140 days440 days

Answered: Consider the following work breakdown…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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Question

Consider the following work breakdown structure:
TITTT
Time Estimates (days)
Most Likely
Pessimistic
Precedes
А, В. С
D
E
Activity
Start
Optimistic
38
50
62
108
115
A
B
90
99
100
25
100
65
End
F
End
85
19
31
E
91
115
F
End
62
68
What is the estimated expected (mean) time for project completion?
100 days
199 days
200 days
140 days
440 days

Expert Solution

Step 1

Critical path analysis (CPA) is a project managerial technique that represents identifying each critical task necessary to complete a project. It encompasses determining the amount of time required to complete each action as well as the dependencies of every activity on any of the others. CPA otherwise referred to as the critical path approach, is designed to establish a reasonable project deadline and monitor its progress toward the goal. Numerous organizations that tackle very complicated projects employ critical route analysis.