Use the following network with activities and times estimate

Use the following network with activities and times estimated in days to answer the questions below. If the diagram does not render open the attachment.

Activity

Optimistic

Most

Probable

Pessimistic

A

2

5

6

B

1

3

7

C

6

7

10

D

5

12

14

E

3

4

5

F

8

9

12

G

4

6

8

H

3

6

8

I

5

7

12

J

12

13

14

K

1

3

4

Be sure to show your diagram with ES, LS, EF, and LFs to receive full credit.

A. What are the critical path activities? (3pts)

B. What is the expected time to complete the project? (4pts)

C. What is the probability the project will take more than 28 days to complete? (3pts)

Activity	Optimistic	Most Probable	Pessimistic
A	2	5	6
B	1	3	7
C	6	7	10
D	5	12	14
E	3	4	5
F	8	9	12
G	4	6	8
H	3	6	8
I	5	7	12
J	12	13	14
K	1	3	4

Solution