Question 23 (1 point) Use the information below to answer the following question: The project manager is using PERT to determine what the probability is of completing the following project for various durations. Durations are in days. B E Task A B D E Optimistic (a) 8 4 18 6 12 Most Likely (m) 8 6 24 8 18 Pessimistic (b) 8 20 42 28 30 A What is the probability of completing the project in 60 days or less? a) 96.25% b) 91.92% c) 97.72% d) 99.74% e) 84.13% Question 24 (1 point) Use the information below to answer the following question: The project manager is using PERT to determine what the probability is of completing the following project for various durations. Durations are in days. B D E Task A B D E Optimistic (a) 3 12 16 6 9 Most Likely Pessimistic (m) (b) 9 15 18 24 25 34 12 18 15 21 A What is the probability of completing the project in 50 days or less? a) 59.87% b) 25.14% c) 15.87% d) 0.62% e) 10.56% Question 25 (1 point) Use the information below to answer the following question: The project manager is using PERT to determine what the probability is of completing the following project for various durations. Durations are in days. B D E Task B D E Optimistic (a) 3 12 16 6 9 Most Likely Pessimistic (m) (b) 9 15 18 24 25 34 12 18 15 21 A What duration would provide exactly a 99% probability of completion? a) 84.00 days b) 59.32 days c) 54.00 days d) 63.32 days e) 60.58 days