Calculate expected time, draw network diagram and identify the critical path. Activity Predecessor A B D E F G H 1 J A A A B B C,F D,E H G,I J Optimistic Most Likely 7 2 8 3 4 6 2 2 6 Time Estimates (in Weeks) 4 9 2 12 5 6 8 3 2 8 6 Pessimistic 14 8 16 10 8 10 4 00 8 16 14 2 2 a. Calculate expected time, draw network diagram and identify the critical path. b. Find out the variance and standard deviation of the said project. HI 5 (10)