Using the following project information, calculate the variance for each of the project activities. Activity Optimistic Time Most Likely Time Pessimistic Time Immediate Estimate (weeks) Estimates (weeks) Estimates (weeks) Predecessor(s)
A 3 6 9 none
B 3 5 7 A
C 4 7 12 A
D 4 8 10 B
E 5 10 16 C
F 3 4 5 D, E
G 3 6 8 D, E
H 5 6 10 F
I 5 8 11 G
J 3 3 3 H, I
(Round your answers to 3 decimal places, the tolerance is +/-0.001.)
Activity Variance
A ______________
B _____________
C _______________
D _______________
E ____________
F _________________
G __________________
H _________________
I __________________
J ____________________