A Study of Home Heating Costs Collects Data on the Size

Multiple Choice

A study of home heating costs collects data on the size of houses and the monthly cost to heat the houses with natural gas. Here are the data:

Just by looking at the data (don't do a calculation) you can see that the correlation between house size and heating cost is:

A) close to zero.
B) clearly positive.
C) clearly negative.
D) not close to zero, but it could be either positive or negative.
E) makes no sense for these data.