Sunday, 25 January 2015

Estimates #5

Q: With a triangular distribution, the low, likely and high values are 20, 30 and 40, respectively. The mean is:

a) 25.0
b) 30.0
c) 27.5
d) 22.5

A: b)

mean = (20+30+40)/3 = 30

No comments:

Post a Comment