Question: A small software development project at Krishna Dhir's firm has five major activities. The times are estimated and provided in the table below. IMMEDIATE PREDECESSOR

A small software development project at Krishna

A small software development project at Krishna Dhir's firm has five major activities. The times are estimated and provided in the table below. IMMEDIATE PREDECESSOR a m 1 4 ACTIVITY A B D E b 7 16 12 14 3 B 4 10 9 8 3 6 2 3 a) Find the expected completion time for this project. The expected completion time for this project is (enter your response as a whole number). b) What variance value would be used to find probabilities of finishing by a certain time? The project variance value of completion time is (enter your response as a whole number)

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