Please answer both questions and show working. Please do not copy previous Chegg answers. I will upvote for accurate answers, thank you!

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Consider the following work breakdown structure: Time Estimates (days) Optimistic Most Likely Pessimistic Precedes Activity Start - A,B C,D A B MU A E D E F F 44 45 42 31 27 58 50 60 45 40 36 70 56 75 48 49 39 82 * E F End What is the estimated expected (mean) time for project completion? What is the estimated expected (mean) time for project completion? Multiple Choice 170 days O 160 days 300 days a 210 days 200 days O Consider the following work breakdown structure: Start Finish Node Activity Node A 1 2 50 Duration (days) Most Likely Pessimistic 59 60 66 70 82 44 B 1 Optimistic 41 54 58 32 3 2 4 A D 3 41 What is the probability that this project will be completed within 130 days? What is the probability that this project will be completed within 130 days? Multiple Choice O .90 O .8413 O .9772 O .9987 .9544 O