Ross Hopkins, president of Hopkins Hospitality, has developed the tasks, durations, and predecessor relationships in the following table for building new motels. Immediate Time (weeks) Time (weeks) Activity a m b Predecessor(s) Activity a m b Immediate Predecessor(s) A 4 8 10 BCDE 2 8 12 4 1 F 6 8 26032 8262 00 24 16 10 AAA B A B GHIUK J 42623 32662 22642 C, E F F 12 D, G, H I, J C, E a) The expected (estimated) time for activity C is weeks. (Round your response to two decimal places.) b) The variance for activity C is weeks. (Round your response to two decimal places.) c) Based on the calculation of the estimated times, the critical path is d) The estimated time for the critical path is weeks. (Round your response to two decimal places.) e) The activity variance along the critical path is weeks. (Round your response to two decimal places.) f) Using the standard normal table, the probability that Hopkins Hospitality will finish the project in 36 weeks or less is (Enter as a probability and round your response to three decimal places.)