CPM PERT CHART

1. Calculate the expected project time?

2. Draw PERT Chart?

3. Count the following:

1. Early Start (ES)
2. Early Finish (EF)
3. Lately Start (LS)
4. Lately Finish (LF)
5. Slack

4. Calculating the redundant times of activities and determining the critical path.

Activity	Predecessor activity	Optimistic time (a)	Likely time (m)	Pessimistic time (b)	Expected Time T =(a+4m+b)/6
A	----	1	2	4
B	----	3	3.5	4
C	----	10	12	13
D	----	4	5	7
E	----	2	4	5
F	A	6	7	8
G	B	2	4	5.5
H	C	5	7.7	9
I	C	9.9	10	12
J	C	2	4	5
K	D	2	4	6
L	E	2	4	6
M	F,G,H	5	6	6.5
N	J,K,L	1	1.1	2
O	I,M	5	7	8
P	N	5	7	9