Finding the Critical Path and Project Duration The construction of a cottage requires the performanc

 
   

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Finding the Critical Path and Project Duration

The construction of a cottage requires the performance of
certain tasks The following table lists the various tasks with their priority
relationship

Activity o m p Predecessors

A 8 10 12 None

B 6 7 9 None

C 3 3 4 None

D 10 20 30 A

E 6 7 8 C

F 9 10 11 B,D,E

G 6 7 10 B,D,E

H 14 15 16 F

I 10 11 13 F

J 6 7 8 G,H

K 4 7 8 I,J

L 1 2 4 G,H

a Calculate slack for each activity

b What is the critical path?

c What is the project duration?

d Determine the probability that the project will be
finished in 80 days or less