Question: A project consists of five activities Optimistic Most Probable Pessimistic Activity Predecessor Time (hr) Time (hr) Time (hr) Floor sanding - 3 4 5 Floor

A project consists of five activities

Optimistic

Most Probable

Pessimistic

Activity

Predecessor

Time (hr)

Time (hr)

Time (hr)

Floor sanding

-

3

4

5

Floor buffing

FL sanding

1

2

3

Paint Ceiling

Paint mixing

-

0.5

1

1.5

Paint Wall

Paint Mix

1

2

9

Paint Ceiling

Paint Mix

1

5.5

7

What is the Std Deviation of the Critical Path?

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