1. Draw the activity network diagram for this problem (either AON or AOA) [5 marks]
2. Determine the Expected Time and Variance for each activity. [3 marks]
3. Show the activity schedule (ES, EF, LS, and LF) as well as slack (in table). [4 marks]
4. Determine and state the critical path for this project. This must be based on your work in (c) and not by inspection. [2 marks]
5. What are the expected time and the variance of the project? [2 marks]
6. What is the probability the project will be completed in less than 32 weeks? [2 marks]
7. What time should be set such that there is a 95% chance of completion? [2 marks] ( PLEASE SHOW STEP BY STEP WORKING IN EXCEL

\begin{tabular}{|c|c|c|c|c|} \hline Activity & Immediate Predecessors & (a) & (m) & (b) \\ \hline A & & 3 & 6 & 8 \\ \hline B & A & 5 & 8 & 10 \\ \hline C & A & 5 & 6 & 8 \\ \hline D & B, C & 1 & 2 & 4 \\ \hline E & D & 7 & 11 & 17 \\ \hline F & D & 7 & 9 & 12 \\ \hline G & D & 6 & 8 & 9 \\ \hline H & F, G & 3 & 4 & 7 \\ \hline I & E, F, H & 3 & 5 & 7 \\ \hline \end{tabular}