O = Optimistic time/ Best Case Scenario

M = Most Likely

P = Pessimistic Time / Worst Case Scenario

Part B 50 Points

The following is a list of activities that must be completed before finishing your research projects.

1. What is the estimated time for each activity?
2. Draw the network and calculate the early and late start and finish times for each activity.
3. Find the critical path.
4. Based on the information provided, what is the expected duration of this project?
5. Calculate the Float/Slack on the non-critical activities and state whether it is Total Float or Free Float.
6. What is the standard deviation for each activity?

TASK TIME (Days) PRECEDING

TASK O M P TASK

A 3 5 7 -----

B 8 9 10 -----

C 1 2 3 A

D 5 10 15 B

E 5 7 9 B

F 4 5 6 C, D

G 3 4 5 D, E

H 5 7 9 F, G