Question

HW8-Ch2-Executing Strategy: Project Management

1. A computer-system installation project consists of eight activities. The immediate predecessors and activity times in weeks are as follows:

Activity	Immediate Predecessors	Activity Time
A	—	2
B	—	7
C	A	3
D	A, C	6
E	C	5
F	D, E	2
G	B, C	10
H	G	4

What is the critical path? What is the project complete time?

a. BCDEF; 22 weeks

b. ACEF; 23 weeks

c. BGH; 21 weeks

2. A competitor of Kozar International, Inc. has begun marketing a new instant-developing film project. Kozar has had a similar product under study in its research and development (R&D) department 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 Kozar can produce and market instant film at the earliest possible date. The predecessor information and activity time estimates in weeks are as follows:

Activity	Immediate Predecessors	Optimistic Time	Most Probable Time	Pessimistic Time
A	—	2	3	4
B	A	3	4	5
C	B	4	5	6
D	C	1	2	3
E	B, D	5	9	13
F	C, D	3.5	5	6.5
G	E,F	6.5	7.5	11.5

What is the project complete time?

a. 31weeks

b. 28 weeks

c. 29 weeks

3. From Problem 2, what is the probability that the project will be completed in time for Kozar to begin marketing the new product within 34 weeks?

a. Approximately 85%

b. Approximately 96%

c. Approximately 92%

Answer 1