Pred Time 3 1 2 B C,D E E Activity Description Build Project Charter B Identify Stakeholders Create Project Team D Identify Software Needs Develop RFP F Hire Vendor G Develop WBS with Vendor H New Software Installation/Conversion Beta Testing J Identify Equipment Needs K Procure Equipment L Install Equipment M User Training 10 7 90 7 180 F G 1 H F 30 5 30 J K 1,L 10 30 Using CPM, determine the overall time required to complete the project, list the critical path activities and create a table showing the slack for each activity in the project. Part B) Management has decided to try to come up with a better estimate of each activity and so the optimistic, most likely and pessimistic times have been created Draw the network diagram again (assume the same predecessors as above) and use PERT to determine the overall time required to complete the project, list the critical path activities and create a table showing the expected completion and variance for each task. NNN Activity a m | A 2 4 6 B 2 3 2 3 10 D 7 10 14 E 5 7 14 F 45 60 90 G 5 7 9 H 150 180 245 1 30 75 J 3 4 5 K 25 30 50 L 7 10 14 M 21 30 45 40