Reference no: EM131504118

A) Two manufacturing facilities are integrating their inventory management systems as a result of operations consolidation. Preliminary analysis and interviews with all parties involved resulted in the following project information. All times are in weeks. 

Your task is to identify the following:

1. Critical path

2. Total project completion time 

ACTIVITY	IMMEDIATE PREDECESSORS	TIME (IN WEEKS)
A	-	3
B	A	1
C	A	2
D	B,C	3
E	C	5
F	C	3
G	E	7
H	E,F	5
I	D,G,H	8

B) Zentaur, Inc. started creating a new digital imaging system. They found out that their has a similar product under study, but has not yet been able to begin production. Because of the competitor's action, top managers have asked for a speedup of R&D activities so that Zentaur can produce and market their system at the soonest possible date. The predecessor information and activity time estimates in months are shown below.

Your task:

1. Identify the critical path

2. Compute activity slack time

3. Identify project completion time

Activity	Immediate Predecessors	Optimistic Time	Most Probable Time	Pessimistic Time
A	--	1	1.5	5
B	A	3	4	5
C	A	1	2	3
D	B,C	3.5	5	6.5
E	B	4	5	12
F	C,D,E	6.5	7.5	11.5
G	E	5	9	13