Problem 2 ABC Construction company a project operation manager to know how to many a project to upgrade a three stars hotel to a five stars hotel. The manager contacts you as er to know how long it will take to complete the project. After some discussions and analyses, you with the following activities, their predecessor, and their durations: Activity Immediate Predecessors Duration (Month) 0 EFT wNN HI 4 Page 4 of 7 wan AON network for the project Find the critical path What is the expected project duration? if the project variance is estimated at L W hat is the probability that the project will be completed in 20 months? What is the probability that the project will be completed in 23 months? What is the due date that yields a 95% chance of completion? Answer 2 a) AON Network Emoldo b) Find the critical path Oktober c) What is the expected project duration? b o boos d) a bastant e Lollo a. What is the probability that the project will be completed in 20 months