Assume that the activity time estimates (in days) for the swimming pool construction project in Problem 11 are as follows:

Assume that the activity time estimates (in days) for the swimming pool construction project in Problem 11 are as follows: Activity Optimistic Most Probable Pessimistic 3 6 6 7 10 6 3 10 10 5 \"mammcnws 2 5 7 2 l 5 6 3 LoomM-h-wa-bm a. What are the critical activities? '6. What is the expected time to complete the project