Assume that there is a linear relationship between the number of heating degree- days and fuel consumption. If the number of heating degree- days tripled from one month to the next for a building, we would expect the fuel bill to:
A) stay the same.
B) double.
C) triple.
D) be one- third as much.
E) be half as much.

Question

Quizplus · Accepted Answer

Since there is a linear relationship between heating degree-days and fuel consumption, if the former triples, we would expect the latter to triple as well. Therefore, the fuel bill would also triple.

Assume That There Is a Linear Relationship Between the Number