a) The expected (estimated) time for activity C is ____ weeks. (Round to two decimal places.) b) The variance for activity C is ___ weeks c) based on the calculation of the estimated times, the critical path is ___ d) the estimated time for the critical path is ___ weeks e) the activity variance along the critical path is __ weeks f) the probability that Hopkins Hospitality will finish the project in 36 weeks or less is ___

Ross Hopkins, president of Hopkins Hospitality, has developed the tasks, durations, and predecessor relationships in the following table for building new motels. Immediate Predecessor(s) Activity A B Time (weeks) a m b 4 9 10 1 8 24 9 12 16 4 6 9 1 2 4 5 9 21 Activity G H 1 A Time (weeks) a m b 2 3 4 2 2 2 5 5 5 6 8 12 1 1 4 Immediate Predecessor(s) C, E F F D, G, H I, J D E A A B C, E J K F