Compute the variance of activity complete time

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Reference no: EM131944680

Ross Hopkins, president of Hopkins Hospitality, has developed the tasks, durations, and predecessor relationships in the following table for building new motels

Activity

Time (weeks)

Immediate
Predecessor(s)

a               m           b

A

6

9

12

 

 

B

2

9

23

A

C

8

14

18

A

D

4

6

10

A

E

1

3

4

B

F

6

9

20

C, E

Activity

 

 

 

 

 

Time (weeks)

 

Immediate
Predecessor(s)

a

m

b

G

3

3

4

C, E

H

1

1

1

F

I

7

7

7

F

J

4

8

14

D, G, H

K

3

3

4

I, J

A. Find the expected activity time

B. Compute the variance of activity complete time

C. What is the critical path

D. What is the estimated time for the critical path

E. What is the activity variance along the critical path

F. What is the probability of completing the project before week 36.

Reference no: EM131944680

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