Using the following project information Optimistic Time Most Likely Time Activity Estimate(weeks) Estimates (weeks) Pessimistic Time Estimates (weeks) Immediate Predecessor(s) A 2 3 5 none B 2.4 4 5 A 5 6 8 A . D 3 5 7 B, C E 4 6 15 B,C 2 5 9 D 4 G 4 5 6 6 E H 6 6 8 TI 1 4 8 11 2 3 3 H,1 The critical path is A-C-E-G-I-). Activity A B DE F G . 1 J Variance 0.25 0.19 0.25 0.44 3.36 1.36 0.11 0.11 1.36 0.03 (a) Calculate the probability that the project will be completed in 31 weeks. (Round your answer to 4 decimal places, eg. 1.7945.) P(projects 31) = (b) Calculate the probability that the project will be completed in 34 weeks. (Round your answer to 4 decimal places, eg. 1.7945.) P(project s 34) =