[6 marks] Carefully draw an AON network diagram for the project, and perform both the forward and backward passes in a PERT critical path analysis.

Practical Management Science
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ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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York University is embarking upon a project. There is some uncertainty regarding activity times
(in weeks), and university officials have identified optimistic, most likely, and pessimistic times
for each activity - as shown in the following table:
a
Most
Immediate
Activity Optimistic Likely Pessimistic Predecessors
7
9.
3
COM
4.
11
A
6.
16
4
6.
8
В. С
E
4
5
6.
B
F
5
С, Е
D, F
G
1
H.
1
7
4
9.
I
7
H
2
a) [3 marks] Specify the expected activity time and variance of activity time for each
activity.
93
Transcribed Image Text:York University is embarking upon a project. There is some uncertainty regarding activity times (in weeks), and university officials have identified optimistic, most likely, and pessimistic times for each activity - as shown in the following table: a Most Immediate Activity Optimistic Likely Pessimistic Predecessors 7 9. 3 COM 4. 11 A 6. 16 4 6. 8 В. С E 4 5 6. B F 5 С, Е D, F G 1 H. 1 7 4 9. I 7 H 2 a) [3 marks] Specify the expected activity time and variance of activity time for each activity. 93
[6 marks] Carefully draw an AON network diagram for the project, and perform both the
forward and backward passes in a PERT critical path analysis.
Transcribed Image Text:[6 marks] Carefully draw an AON network diagram for the project, and perform both the forward and backward passes in a PERT critical path analysis.
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