Determine the critical path after you have found ES, EF, LS, LF and slack. State the path and time expected to be taken. What is the probability that the project would be completed within 27 weeks? What time should be allowed such that there is a 95% chance of completion within that time?
You are provided with the following information for a project, with activity durations given in weeks:
Activity Immediate Optimistic Most Likely Pessimistic
Predecessor Time (a) Time (m) Time (b)
A ____ 2 3 4
B ____ 2 4 6
C A 1 2 3
D B 3 6 9
E C, D 7 8 9
F D 4 7 10
G E 3 4 5
H E, F 6 9 12
- Determine the critical path after you have found ES, EF, LS, LF and slack. State the path and time expected to be taken.
- What is the probability that the project would be completed within 27 weeks?
- What time should be allowed such that there is a 95% chance of completion within that time?
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