Question: Given the following network and activity time estimates, determine the earliest and latest activity times, slack, the expected project completion time and variance, and the

Given the following network and activity time estimates, determine the earliest and latest activity times, slack, the expected project completion time and variance, and the probability that the project will be completed in 28 days or less.

		TIME ESTIMATES (DAYS)
ACTIVITY	ACTIVITY PREDECESSOR	a	m	b
A	-	5	8	17
B	-	7	10	13
C	A	3	5	7
D	A	1	3	5
E	B, C	4	6	8
F	B, C	3	3	3
G	D,E	3	4	5

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