2. “The shortest total length of a project is determined by the longest path through the network.” Explain the theory behind this statement. Why does the longest path determine the shortest project length?

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Unit 3 Project Management Application

1. Respond to the following: The advantage of Gantt charts lies in their linkage to the project schedule baseline. Explain this concept.

2. “The shortest total length of a project is determined by the longest path through the network.” Explain the theory behind this statement. Why does the longest path determine the shortest project length? 

3. You are considering the decision of whether or not to crash your project. After asking your operations manager to conduct an analysis, you have determined the “pre-crash” and the “post-crash” activity durations and costs, shown in the table below. Assume all activities are on the critical path. 

a. Calculate the per day costs for crashing each activity. Show your calculations. 

b. Which are the most attractive candidates for crashing? Explain your answer.

NORMAL	CRASHED
Activity	Duration	Cost	Duration	Cost
A	4 days	$1,000	3 days	$2,000
B	5 days	$2,500	3 days	$5,000
C	3 days	$750	2 days	$1,200
D	7 days	$3,500	5 days	$5,000
E	2 days	$500	1 day	$2,000
F	5 days	$2,000	4 days	$3,000
G	9 days	$4,500	7 days	$6,300

***You should answer of the “essay” type questions in your own words, with your own thoughts, opinions, interpretations, example