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The manager of the Oak Hills Swimming Club is planning the club's swimming team program. The first team practice is scheduled for May 1. The activities, their immediate predecessors, and the activity time estimates (in weeks) are as follows. Time (Weeks) Activity Immediate Predecessor Optimistic Most Probable Pessimistic A 1 1 2 Description Meet with board Hire coaches Reserve pool B A 4 6 8 A 2 4 6 D Announce program B, C 1 2 3 E Meet with coaches B 2 3 4 F Order team suits A 1 2 3 G Register swimmers D 1 2 3 H Collect fees G 1 2 3 1 Plan first practice E, H, F 1 1 1 (a) Draw a project network. (Submit a file with a maximum size of 1 MB.) Choose File No fle chosen This answer has not been graded yet. (b) Develop an activity schedule. (Round your answers to two decimal places.) Activity Earliest Start Latest Start Earliest Finish Latest Finish Slack A B D E F G H 0 (c) What are the critical activities? (Enter your answers as a comma-separated list.) A,B,D,G,H,1 What is the expected project completion time (in weeks)? (Round your answer to two decimal places.) 13 X weeks (d) If the club manager plans to start the project on February 1, calculate the probability the swimming program will be ready by the scheduled May 1 date (13 weeks) based solely on the critical path. (You may need to use the appropriate technology to answer this question. Round your answer to four decimal places.) Should the manager begin planning the swimming program before February 17 (The probability for finishing on schedule should be at least 0.9.) Since the probability that the swimming program will be ready by May 1 is less than 0.9, the manager should begin planning before February 1