83 22. Consider the office renovation project data in Table 2.12. A "zero" time estimate means that the activity could take a very small amount of time and should be treated as a numeric zero in the analysis. PROJECT MANAGEMENT CHAPTER 2 a. Based on the critical path, find the probability of com- pleting the office renovation project by 39 days. b. Find the date by which you would be 90 percent sure of completing the project TABLE 2.12 DATA FOR THE OFFICE RENOVATION PROJECT TIME ESTIMATES (DAYS) Activity Optimistic Most Likely Pessimistic 0 0 0 Immediate Predecessor(s) START A 6 10 14 START B 0 1 2 A C 16 20 30 D 3 5 7 B E 2 3 4 D F 7 10 13 G 1 2 3 D 0 2 4 G ! 2 2 2 CG 1 . 2 3 4 K 0 1 2 H L 1 2 3 J.K FINISH 0 0 0 E, FL