In the following table, project activities in days are listed with three time estimates for duration in days and prede- cessors for the activities.
Most Optimistic Likely Pessimistic
Activity Time Time Time Predecessors
a 5 7 12 —
b 8 8 8 —
c 2 6 10 a
d 12 14 19 a,b
e 6 6 12 c,d
f 3 12 18 b,e
g 6 8 10 f
a) Calculate the expected time of each activity using MSP.
b) Construct a Gantt chart using MSP.
c) Use MSP to draw a network diagram.
d) Assuming a 5-day workweek, calculate the critical path of the project.
e) Calculate the slack for the activities.