1. Construct a Gantt chart for the following set of activities and indicate the project completion time:
![417_table.png](https://secure.tutorsglobe.com/CMSImages/417_table.png)
2. Given the following network and activity time estimates, determine the expected time and variance for each activity and indicate the critical path:
![795_path.png](https://secure.tutorsglobe.com/CMSImages/795_path.png)