If the sum of the variance of the activities on the critical path is equal to 25 weeks and the expected project completion time is 65 weeks. What is the probability that the project will take less than 70 weeks for completion? a. 2.5% b. 8% c. 16% d. 84% e. 99.7% 5. Using the same data as in Q. 4, what is the probability that the project will take more than 75 weeks? a. 2.5% b. 16% c. 34% d. 50% e. 97.5% 6. Suppose you are given the following data for a project: What is the probability the project will take less than 80 days? a. 2.5% b. 16% c. 84% d. 97.5% e. 99.85%