Question: 2. Consider the following project. Time Estimates Immediate m b Activity Predecessor(a) Coptimistic)(most likely)(pessimistie) A 1 B 7 19 c 2 D B, C E

2. Consider the following project. Time Estimates Immediate m b Activity Predecessor(a) Coptimistic)(most likely)(pessimistie) A 1 B 7 19 c 2 D B, C E F DE (a) Compute (2 pts) the expected duration of each activity and 2 pts) the variance of the duration of each activity. Round your answers to two decimal places Activity Expected Time Variance A B D E F (b) [1 pt) Draw the activity-on-node network 1 (c) 12 pts Identify the critical path. (d) 12 pts] Compute the expected project completion time. Round your answer to one decimal place (e) 12 pts|Compute the variance of the project completion time. Round your answer to two decimal places ( 12 ptal What is the probability of finishing the project in 26 week? Write down the Excel formula you would use to compute this probability

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