Please do not copy-paste answers given by others.

Problem 4

Assume you have a project with ten activities labeled A through J. Derive the earliest expected completion time (T_E), latest expected completion time (T_L), and slack for each of the tasks (begin at time = 0).

A) Complete the missing values in the table

B) Draw a network diagram and show the critical path

Activity	Preceding event	Duration	TE	TL	Slack	Critical Path?
A		4
B	A	5
C	A	6
D	A	7
E	A, D	6
F	C, E	5
G	D, E	4
H	E	3
I	F, G	4
J	H, I	5