Construction Planning and Management
In PERT analysis, the time estimates of activities and probability of their occurrence follow

Beta distribution curve
None of these
Normal distribution curve
Poisson's distribution curve

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Construction Planning and Management
Assertion A: For a given depth of cut, the output of a power shovel can be increased by decreasing the angle of swing.Reason R: If the angle of swing is decreased, the cycle time will be decreased.

Both A and R is true and R is the correct explanation of A
A is false but R is true
A is true but R is false
Both A and R is true but R is not the correct explanation of A

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