Activity Immediate Predecessor Optimistic Time (a) Most Likely Time (b) Pessimistic Time (c) A --- 3 5 8 B --- 2 4 7 C --- 6 8 11 D A, B 5 7 9 E B, C 3 6 10 F C 4 5 6 G E, F 7 10 12 H D 2 3 4 I E, G, H 10 13 16 J G, I, F 12 15 17 K H 8 11 14 Construct a project network. Determine the expected times and variances for each activity. Determine the critical path after you have found ES, EF, LS, LF and Slack. State the path and time the project is expected to take. What is the probability that the project would be completed within 51 days? What is the probability that the project would be completed within 55 days?
Activity Immediate Predecessor Optimistic Time (a) Most Likely Time (b) Pessimistic Time (c) A --- 3 5 8 B --- 2 4 7 C --- 6 8 11 D A, B 5 7 9 E B, C 3 6 10 F C 4 5 6 G E, F 7 10 12 H D 2 3 4 I E, G, H 10 13 16 J G, I, F 12 15 17 K H 8 11 14 Construct a project network. Determine the expected times and variances for each activity. Determine the critical path after you have found ES, EF, LS, LF and Slack. State the path and time the project is expected to take. What is the probability that the project would be completed within 51 days? What is the probability that the project would be completed within 55 days?
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...
Related questions
Question
|
Activity |
Immediate Predecessor |
Optimistic Time (a) |
Most Likely Time (b) |
Pessimistic Time (c) |
|
A |
--- |
3 |
5 |
8 |
|
B |
--- |
2 |
4 |
7 |
|
C |
--- |
6 |
8 |
11 |
|
D |
A, B |
5 |
7 |
9 |
|
E |
B, C |
3 |
6 |
10 |
|
F |
C |
4 |
5 |
6 |
|
G |
E, F |
7 |
10 |
12 |
|
H |
D |
2 |
3 |
4 |
|
I |
E, G, H |
10 |
13 |
16 |
|
J |
G, I, F |
12 |
15 |
17 |
|
K |
H |
8 |
11 |
14 |
- Construct a project network.
- Determine the expected times and variances for each activity.
- Determine the critical path after you have found ES, EF, LS, LF and Slack. State the path and time the project is expected to take.
- What is the probability that the project would be completed within 51 days?
- What is the probability that the project would be completed within 55 days?
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