Activity
Immediate
predecessors
Optim
time (a)
Most likely
time (m)
Pessim
time (b)
Expected
time
Variance
Standard
deviation
EST EFT LST LST Slack Critical?
1—1.00 4.00 7.00 4.00 1.000 1.00 0.00 4.00 7.50 11.50 7.50 N
2—2.00 3.00 4.00 3.00 0.111 0.33 0.00 3.00 15.50 18.50 15.50 N
Problem 7-34
3—3.00 4.00 5.00 4.00 0.111 0.33 0.00 4.00 13.50 17.50 13.50 N
4—7.00 8.00 9.00 8.00 0.111 0.33 0.00 8.00 2.50 10.50 2.50 N