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# Consider the network described in the table below.

Consider the network described in the table below.

Activity Immediate
Predecessor(s) Pessimistic Probable Optimistic
J -- 15 10 8
K -- 9 8 7
L J 10 6 5
M J 3 3 3
N K,M 9 5 1
O K,M 10 7 4
P L,N 10 8 3

a. Calculate the expected duration of each activity.
b. Calculate the expected duration and variance of the critical path.
c. Calculate the probability that the project will be completed in fewer than 30 time units.

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a. Calculate the expected duration of each activity.
b. Calculate the expected duration and variance of the critical path.
c. Calculate the probability that the project will be completed in fewer...

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