The age of customers at a local hardware store follows a uniform distribution over the interval from 18 to 60 years old. Find the average age of customers to this hardware store.
A) 50 years old
B) 39 years old
C) 45 years old
D) 60 years old

Question

Quizplus · Accepted Answer

The average (mean) of a uniform distribution is calculated as the midpoint of the interval. The interval is from 18 to 60, so the average age is (18 + 60) / 2 = 39 years old.

The Age of Customers at a Local Hardware Store Follows