Problem #4 (20 points) Using the task duration probability data (in months), and precedence data shown below, answer the following questions: Draw the network and identify the critical path for the project (10 points)? What are the expected duration and standard deviation of the project of the critical path (10 points)? Activity Low High Mean S S2 CP 42 A B Preceded by None A B D C E F Most Likely 22 7 9 21 30 21 15 10 18 21 11 16 26 D 12 1 4 12 17 8 8 5 7 11 5 6 10 G E 16 18 41 45 38 31 18 31 38 16 32 38 H F G I J H E K L M I J