The following represents a project that should be scheduled using CPM: b. What is the critical path? A-D-G-HA-D-F-HA-C-F-HB-E-G-H c. What is the expected project completion time? Note: Do not round intermediate calculations. Round your answer to 3 decimal places. d. What is the probability of completing this project within 20 days? Note: Use Excel's NORM.S.DIST function to find the correct probability for your computed Z value. Do not round intermediate calculations. Round Z value to 2 decimal places and final answer to 4 decimal places