A project is composed of 8 tasks. Three-time estimates (in days) for each activity plus precedence needs for each are given in the table below:
Activity Activity Time Estimates
(in days) ImmediatePredecessor
A 2, 3, 4 None
B 3, 4, 11 None
C 1, 2, 3 A, B
D 4, 5, 12 C
E 3, 5, 7 C
F 2, 3, 4 E
G 2, 3, 10 C
H 2, 3, 4 D, G, F
I 2, 3, 10 D, F
J 1, 2, 3 H
K 1, 2, 3 I, J
A. Sketch network for project by using AON method.
B. Find out the critical path(s) and recognize them by a) double lining arrows connecting activities on CP (like ===) AND b) writing letter representing activities on CP in answer-sheet-set.
C. Do complete path analysis and fill table in answer-sheet set
D. Write down the probability that project will finish within 25 days?
E. Determine the probability that project will take longer than 23 days to finish?