Problem and Exercises at the end of Chapter 6 (Methods of IT Project Management

Problem and Exercises at the end of Chapter 6 (Methods of IT Project Management text).
Part 1. Create a network diagram from the data set in problem 5. Identify the critical path and the project duration.
Part 2. Perform PERT calculations using the data set in problem 9. Did the project duration change with the PERT analysis? If so, why?
Assignment Guidelines
For full credit, submit the network diagram and show your calculations to complete the PERT.