2: For the given information in the table, do the following parts (show all work where needed to support your answer). No supporting work shown=no credit a. Draw project network with ES, EF, LS, LF and slack values for each activity 4 pts b. Calculate expected times and variances for all activities (show work for 1-2 activities and mention rest were calculated using same formula) 2 pts. c. What is the critical path. How long (in time) is the critical path 1 pt d. Calculate probability of c2: For the given information in the table, do the following parts (show all work where needed to support your answer). No supporting work shown=no credit