Q5. Consider the following project's information: Activi Immediate Optimist Most Pessimist ty Predecesso ic Probab ic r's le 11 12 12.5 A 10 12.5 16 11 12.5 14 C,A 11.5 12.5 12.5 B,C,D 10.5 11.5 15 E 11 12 15 B,D 10 13.5 17 G 13.5 14 15.5 F,H 11.5 14 17.5 Show the PERT/CPM network for this project Calculate ES,LS,EF,LF, and Slack for each activity. C- What is the probability to complete the project in the expected completion time plus 6 days later. d- If you want a 0.96 probability of completing the project on time, how far ahead of the scheduled completion date should you begin working on the project (25 marks). App ppt b F- a- b