The following represents a project that should be scheduled using CPM:

Activity Immediate Predecessors Times (days)

a m b A

B C

D E

F G

H

—

—

A A

B C, D D, E F, G 1

1 1

2 3

3 1

2 3

2 2

3 4

4 4

4 5

3 3

4 11 5

6 5

a. Draw the network.

b. What is the critical path?

c. What is the expected project completion time?

d. What is the probability of completing this project within 16 days?

 LO.1