Problem 2 (10 points)

Given the following network and activity time, what are:

a. Activities on critical path?

b. Project completion time?

c. Slack for activities D and F?

d. The variance of critical path?

e. The probability that the project will be completed in 27 days or less.

	Time Estimates (Days)			Immediate Predecessors
Activity	a	m	b
A	5	8	17	-
B	7	10	13	-
C	3	5	7	A
D	1	3	5	A
E	4	6	8	B, C
F	3	3	3	B, C
G	3	4	5	D, E

a. Problem 2 (10 points) Given the following network and activity time, what are: Activities on critical path? b. Project completion time? Slack for activities D and F? d. The variance of critical path? The probability that the project will be completed in 27 days or less. Time Estimates (Days) Immediate Predecessors c. e. Activity a m b . 5 8 17 B 7 10 13 3 5 7 D 1 3 5 A E 4 6 8 B, C F 3 3 3 B, C G 3 4 5 5 D, E 1 A B 1 32