1. Draw AON network and identify the project duration and critical path. (4+2=6 M) 2. Given the activity variances, what is the likelihood of the project finishing on week 24? (4 M) (use Z-value table below) Z Value Probability Z Value Probability -20 0.02 +2.0 0.98 -1.5 0.07 +1.5 0.93 -1.0 0.16 +1.0 0.84 -0.7 0.24 +0.7 0.76 -0.5 0.31 +0.5 0.69 -0.3 0.38 +0.3 0.62 -0.1 0.36 +0.1 0.54Time Estimates (week) Activity Optimistic Most Likely Pessimistic Immediate Predecessor(s) 09 D 2 10 C 3 B A 14 A, C 16 B OV 8 D. E. F