Given the Following Network with Activities and Times Estimated in Days

question 2

Essay

Given the following network with activities and times estimated in days,
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$$\begin{array} { c c c c } \text { Activity } & \text { Optimistic } & \begin{array} { c } \text { Most } \\\text { Probable }\end{array} & \text { Pessimistic } \\\hline \text { A } & 2 & 5 & 6 \\\text { B } & 1 & 3 & 7 \\\text { C } & 6 & 7 & 10 \\\text { D } & 5 & 12 & 14 \\\text { E } & 3 & 4 & 5 \\\text { F } & 8 & 9 & 12 \\\text { G } & 4 & 6 & 8 \\\text { H } & 3 & 6 & 8 \\\text { I } & 5 & 7 & 12 \\\text { J } & 12 & 13 & 14 \\\text { K } & 1 & 3 & 4\end{array}$$
a.What are the critical path activities?
b.What is the expected time to complete the project?
c.What is the probability the project will take more than 28 days to complete?

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