Problem 5-12

The following table represents a plan for a project:

d. You can accomplish any one of the following at an additional cost of $2,000 and if you will save $1,500 for each day that the earliest completion time is reduced, which action, if any, would you choose?

e. What is the probability that the project will take more than 35 days to complete? (Round your answer to 2 decimal places.)

Probability 0.22 ?

NOTE FOR EXPERT: PLEASE CHECK MY ANSWERS IF IT'S RIGHT AND FINISH PART D 1,2,3 WITH YOUR ANSWER. THANKS !

JOB NO. 1 2 3 4 5 6 7 8 9 10 11 PREDECESSOR TIMES (DAYS) JOB(S) a m b 1. 3 8 1 3 3 6 1 3 6 12 1 5 7 12 2 3 6 12 3 1 2 3 4 2 9 10 5,6 2 4 6 8 2 4 12 7 4 4 7 9,10 2 11 11 b. Indicate the critical path. O 1-2-5-8-9-11 1-4-7-10-11 O 1-2-5-8 O 1-3-6-8-9-11 c. What is the expected completion time for the project? (Round your answer to 2 decimal places.) Expected completion time 33 days 1. Reduce job 6 by two days. o Yes O No 2. Reduce job 4 by two days. O Yes O No 3. Reduce job 9 by two days. O Yes