Suppose that the cost of a statistics text was $50 in 1985 and is $100 in 2000. What is the 'Statistics Text Index' number, rounded to the nearest tenth, for the 2000 edition with the 1985 price as the reference value?
A) 20.0
B) 200.0
C) 50.0
D) 2.0

Question

Quizplus · Accepted Answer

The index number is calculated as (Current Value / Reference Value) * 100. So, (100 / 50) * 100 = 200.0.

Suppose That the Cost of a Statistics Text Was $50