Activity	P	M	O	Expected Activity Duration (Beta Distribution)	Beta Activity Standard Deviation	Range of Estimate
						Start	End
A	45	25	18
B	85	61	40
C	47	43	35

THREE-POINT ESTIMATING:

Using the Beta Distribution, what is the standard deviation for Activity B?

a.

54.000

b.

61.500

c.

6.500

d.

7.500

In the three-point estimating- beta distribution problem, what is the least range of duration for Activity A?

a.

27.169

b.

22.662

c.

22.667

d.

27.167

In the three-point estimating- beta distribution problem, what is the highest range of duration for Activity C?

a.

44.332

b.

45.333

c.

44.333

d.

40.333

In the three-point estimating- beta distribution problem, which activity is the highest risk?

a.

None of the choices

b.

B

c.

A

d.

C