Problem 1

A project has been defined to contain the list of activities included in the first worksheet of the attached file along with their required times for completion and predecessors.

1. Draw a network diagram for these activities.

2. Enter the earliest completion time (T_E), latest completion time (T_L), and slack (s) for each of the activities.

3. Which tasks are on the critical path?

Activity Time (days) Predecessors Earliest Expected Latest ExpectedSlack Critical Path? Completion TimeCompletion Time Yes or No Te) Te) 2,3 5,7 6,9 10 8,9,10 12