6) A project manager has developed the following data on a project tasks and duration. Please create an AON diagram, identify the critical path and the expected project duration. The customer has asked for a 95% confidence on the project completion date. Calculate the number of additional weeks the project manager needs to make that commitment. Predecessor Task A B 3 Time estimation in weeks optimistic Most likely Pessimistic 4 5 8 15 2 4 6 4 8 12 A c A D F B 7 9. 11 F 2 5 8. G , ED F G 5 7 9 H 4 7 10 Focus