Activity
Immediate
pred
Optim
time (a)
Most likely
time (m)
Pessim
time (b)
Expected
time
Variance
Standard
deviation
EST EFT LST LST Slack Critical?
1 – 3 4 5 4.00 0.11 0.33 0.00 4.00 0.00 4.00 0.00 Y
2 1 4 5 12 6.00 1.78 1.33 4.00 10.00 6.00 12.00 2.00 N
Problem 7-33