PERT/Review for Test : Pre Test 2 PERT Consider the following table: ACTIVITY PREC. ACT. TIME ESTIMATES (days) to tml te N - NN E, C, F N 1. Construct a PERT network. (20 points) [NOTE: This is the most crucial part of the exercise. Make sure you have the correct network before proceeding to the next sections.] 2. By using ES, Er, LF, LS, find the slack of each activity and the critical path. (20 points) 3. Find the completion time ( ) and the standard deviation (@) for the project- round off the standard deviation to the nearest hundredth: two decimal places. (10 points ca.) 4. What is the completion time at 68% and 95% confidence levels? (10 points ca) 5. What is the likelihood of this project being completed in less than 18 days? (10 points) 6. Between 17 and 19 days? (10 points)