Company X has been told to install new equipment. Company has 16 weeks to install equipment. Using following information:

IMMEDIATE ACTIVITY TIMES
ACTIVITY PREDECESSORS a m b

A --- 1 2 3
B --- 2 3 4
C A 1 2 3
D B 2 4 6
E C 1 4 7
F C 1 2 9
G D, E 3 4 11
H F, G 1 2 3

1.) Determine the Critical Path?

2.) Compute the expected completion time?

3.) Which activities have slack time and what are their respected slack times?

4.) Determine the probability that project can be finished in 16 weeks?