The following represents a project that should be scheduled using CPM IMMEDIATE

Question

The following represents a project that should be scheduled using CPM IMMEDIATE TIMES (DAYS) ACTIVITY PREDECESSORS m b 2 511 1 212 C,D D,E F,G 1 3 11 2 3 11 b. What is the critical path? B-E-G-H O A-C-F-H O A-D-F-H O A-D-G-HH c. What is the expected project completion time? (Round your answer to 3 decimal places.) Project completion time d. What is the probability of completing this project within 16 days? (Do not round intermediate calculations. Round your answer to 4 decimal places.) days Probability

Explanation / Answer

(b)

Critical path is A-C-F-H

(c)

Completion time = 15.167 days

(d)

P(Completion 16) = NORMDIST(16,15.167, 2.375, TRUE) = 0.6372 or 0.6371 (depends on how you round off)

Activity Pred Succ a m b te = (a+4m+b)/6 SD = (b - a)/6 Var=SD^2 A - C,D 1 2 6 2.50 0.83 0.694 B - E 1 2 3 2.00 0.33 0.111 C A F 2 5 11 5.50 1.50 2.250 D A F,G 1 2 12 3.50 1.83 3.361 E B G 1 2 3 2.00 0.33 0.111 F C,D H 1 3 5 3.00 0.67 0.444 G D,E H 1 3 11 4.00 1.67 2.778 H F,G - 2 3 11 4.17 1.50 2.250

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