Other Scheduling Methods - Construction Project Scheduling and Control - page 300

Figure 11.5 Solution to example 11.1, part 4

5. The probability that the project will finish no later than day 35 .This
probability is the same as the probability that the project will finish by
the end of day 35:

Z =( 35 − 32 )∕ 2 . 972 = 1 . 01

and

Pr ( T s ≤ 35 )= 0 . 844 = 84 . 4 %

See Figure 11.6.

Figure 11.6 Solution to example 11.1, part 5

6. The probability that the project will finish at least 2 days early .This
probability is the same as the probability that the project will finish on