Question four Five employees of a company are to be assigned to five jobs, which can be done by any of them. The workers get different wages per hour. These are $5 per hour for A, B and C each and $3 per hour for D and E each. The amount of time in hours taken by each employee to do a given job is given in the table below. Activity Time in Weeks Optimistic Most likely Pessimistic Time Time Time 1-2 3 3 w 2-3 W 6 a N 4 A NWO Required:- a) Draw a network to represent the above data b) Determine the critical path of the project and the expected project length c) Calculate the variance and standard deviation of the project d) Compute the probability of completing the project on schedule if the scheduled completion time is 23'd week. ruckil