Consider the following network for a small maintenance project (all times are in days; network proceeds from node 1 to node 7):
a. Draw an arrow diagram representing the project.
b. What is the critical path and associated time?
![2455_48b20569-5dbe-428a-955a-ac88340a10a0.png](https://secure.tutorsglobe.com/CMSImages/2455_48b20569-5dbe-428a-955a-ac88340a10a0.png)
c. What is the total slack time in the network?
d. What is the expected time for 68, 95, and 99 percent completion limits?
e. If activity G had an estimated time of fifteen days, what impact would this have on your answer to part b?