a m 1. Data for a simplified PERT network are given below: a. Set up a table and calculate Early Event Times (TE), Late Event Times (TL), Activity Free Slack (AFS), and Activity Total Slack (ATS). b. Determine the PERT"critical path(s)" and the mean and standard deviation for the project duration c. Determine the probability of completing the project in 25 days or less. d. Determine that the project will take 27 days or more. e. Determine the probability of reaching event 35 in 20 days or less. Time Estimates (days) i j ACT b 5 10 A 1 3 5 5 15 B 2 5 6 10 20 7 10 25 E 8 10 12 15 25 di 0 15 30 F 4 8 20 35 G 5 7 14 25 35 L 10 16 30 35 d2 0 0 0 30 40 M 6 12 35 45 N 1 3 7 40 45 P 3 5 7 (100 points) 4 6 0 0 9 7 9