(Solved): Problem 1: Consider the following PERT/CPM network with estimated times in weeks: E B A 3 Start H F ...

Problem 1: Consider the following PERT/CPM network with estimated times in weeks: E B A 3 Start H Finish 2 7 The three-time estimate approach was used to calculate the expected times and the following table gives the variance for each activity: Activity Variance Activity Variance A 1.2 E 0.4 B 0.5 F 0.6 C 1.2 G 0.5 D 0.7 H 1.0 a. Complete the PERT/CPM network for this problem. Find out the expected project completion time and the critical path. 2 pt b. What is the probability that the project can be completed within 20 weeks? 2 pt c. By what time are you 8A% sure the project will be completed? Here A is the last digit of your student ID. 1 pt F2 | | | G 3