The expected times and variances for the project activities are given below, critical path is A-D-F-H. What is the probability of the completing the project in 28 periods?

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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Q5
The expected times and variances for the project activities are given below, critical
path is A-D-F-H. What is the probability of the completing the project in 28 periods?
ID
Pilot production
Select channels of
distribution
с Develop program
Test market
Patent
Full production
Ad promotion
Release
A
B
UC
D
E
חד
Description
F
G
H
Predecessor
None
None
None
A
A
D
C
B,E,F,G
te
6
7
4
4
10
16
3
2
Variance
[(b-a)/6]2
3
4
2
2
5
10
2
1
10) ENG
4:27 PM
Transcribed Image Text:The expected times and variances for the project activities are given below, critical path is A-D-F-H. What is the probability of the completing the project in 28 periods? ID Pilot production Select channels of distribution с Develop program Test market Patent Full production Ad promotion Release A B UC D E חד Description F G H Predecessor None None None A A D C B,E,F,G te 6 7 4 4 10 16 3 2 Variance [(b-a)/6]2 3 4 2 2 5 10 2 1 10) ENG 4:27 PM
Pilot production
Select channels of
distribution
C Develop program
D
Test market
E
Patent
Full production
Ad promotion
Release
A
B
FGH
48%
50%
51%
49%
None
None
None
A
A
D
C
B,E,F,G
6
7
4
4
10
16
3
2
3
4
2
2
5
10
2
1
Transcribed Image Text:Pilot production Select channels of distribution C Develop program D Test market E Patent Full production Ad promotion Release A B FGH 48% 50% 51% 49% None None None A A D C B,E,F,G 6 7 4 4 10 16 3 2 3 4 2 2 5 10 2 1
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