Consider the network scheduling data provided in Table. Activity Immediate Predecessor(s) A B A D A E B F B G CF H D 1 J GI K EJ a) Calculate ES, EF, LS, LF, TS, and FS for each activity b) which activities form the critical path? c) What is the estimated time of the critical path? Consider the network scheduling data provided in Table. Immediate Predecessor(s) Duration (weeks) 10 A 3 A 12 6 B 6 B 8 CF 3 D 3 H 9 GI 7 EJ 4. a) Calculate ES, EF, LS, LE, TS, and FS for each activity. b) Which activities form the critical path? c) What is the estimated time of the critical path? c) What is the estimated time of the critical path? d) which activity(ies) can be delayed 16 weeks without impacting the expected project completion date? e) Which activities can be delayed without impacting the expected project completion date? f) How many week(s) can you delay activity E, without impacting the expected project completion date? g) What is the impact to the project if activity B takes three weeks longer than planned? Solution: a) ES, EF, LS, and LF for each activity ES EF LS LF Activity A TS FS B D D E F D E F G H 1 J K b) Which activities form the critical path? c) What is the estimated time of the critical path? weeks d) Which activity(ies) can be delayed 16 weeks without impacting the expected project completion date? c) Which activities can be delayed without impacting the expected project completion date? How many week(s) can you delay activity E. without impacting the expected week(s) project completion date? g) What is the impact to the project if activity B takes three weeks longer than planned