Homework: Assignment 9 - Ch.3 Question 8, Problem 3.21 Part 1 of 4 HW Score: 0%, 0 of 14 points O Points: 0 of 1 Save Coleman Rich Control Devices, Inc., produces custom-built relay devices for auto makers. The most recent project undertaken by Rich requires 14 different activities. Rich's managers would like to determine the total project completion time (in days) and those activities that lie along the critical path. The appropriate data are shown in the following table: Time (days) a m b 8 9 Time (days) a a m b 3 6 8 2 2 4 4 7 7 1 7 7 4 8 11 11 4 1 8 17 3 4 7 3 5 5 8 5 5 . A 4 Immediate Predecessor(s) Activity H 1 J K B, C L D M D N Immediate Predecessor(s) E, F GH 1 Activity A R B D E F F G 8 5 2 2 4 7 1 3 2 5 10 5 5 3 8 8 11 5 6 6 4 4 10 " J LM a) The expected completion time of the project = days (round your response to two decimal places). View instructor tip Help me solve this Get more help Clear all Check answer O = Homework: Assignment 9 - Ch. 3 Question 8, Problem 3.21 Part 1 of 4 HW Score: 0%, 0 of 14 points O Points: 0 of 1 Save Coleman Rich Control Devices, Inc., produ would like to determine the total project cor Instructor tip 4 different activities. Rich's managers wn in the following table: le Use Excel for your calculations. Do not round numbers until the final results. Ac r(s) a) The expected completion time of the pro Close View instructor tip Help me solve this Get more help Clear all Check