The following table is a plan for a major freeway renovation project at the intersection of Interstate Highway 5 and Highway 55, a major north-south freeway in Santa Ana, California. a. Determine an...

The following table is a plan for a major freeway renovation project at the intersection of Interstate Highway 5 and Highway 55, a major north-south freeway in Santa Ana, California.

a. Determine an overall estimated project completion time.

b. What is the effect of: (i) a delay in federal funding of five months? (ii) a delay in state funding of five months?

 c. Suppose each activity has a standard deviation of four months. What is the probability that the freeway construction will be completed in: (i) six years; (ii) seven years; (iii) eight years; (iv) nine years?