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A project consists of five activities. Naturally, the paint mixing precedes the painting activities. Also, both ceiling painting and floor sanding must be done prior to floor buffing. What is the expe
A project consists of five activities. Naturally, the paint mixing precedes the painting activities. Also, both ceiling painting and floor sanding must be done prior to floor buffing. What is the expe ...
A project consists of five activities. Naturally, the paint mixing precedes the painting activities. Also, both ceiling painting and floor sanding must be done prior to floor buffing. What is the expected completion time of this project?
?
Optimistic
Most Probable
Pessimistic
Activity
Time (hr.)
Time (hr.)
Time (hr.)
Floor sanding
3
4
5
Floor buffing
1
2
3
Paint mixing
0.5
1
1.5
Wall painting
1
2
9
Ceiling painting
1
5.5
7
?
Solution:
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