Question: Consider the network described in the table on the right. Activity Immediate Predecessors) Pessimistic Probable Opermite Optimistic 1 15 10 K 9 8 7 a.

Consider the network described in the table on

Consider the network described in the table on the right. Activity Immediate Predecessors) Pessimistic Probable Opermite Optimistic 1 15 10 K 9 8 7 a. Calculate the expected duration of each activity. J 10 6 5 M 3 3 3 N KM 9 S 1 b. Calculate the expected duration and variance of the critical path. 0 10 7 4 KM LN P 10 8 3 c. Calculate the probability that the project will be completed in fewer than 30 time units. Show your computations

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