Question: Question 2 (a) In the following project, complete the expected time and the variance columns of each activity. Hence, find the critical path based on

Question 2 (a) In the following project, complete

Question 2 (a) In the following project, complete the expected time" and the variance" columns of each activity. Hence, find the critical path based on the expected time. (All times shown in the table are in days) Activity Immediate Optimistic Most Pessimistic Expected Variance predecessors) likely m b time 6 7 10 2 9 10 A A F BD RD HTC,E,F 3 9 3 1 3 4 10 5 5 11 7 9 15 GH (b) What is the project's expected completion time and the corresponding variance? (c) Find the probability that the project can be completed between 21 and 23 days

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