Which correlation coefficient is most likely to describe the relationship between brushing one's teeth and the number of cavities one gets?
A) -.62
B) .83
C) -.08
D) .45

Question

Which correlation coefficient is most likely to describe the relationship between brushing one's teeth and the number of cavities one gets?
A) -.62 
B) .83
C) -.08
D) .45

Quizplus · Accepted Answer

A negative correlation coefficient indicates an inverse relationship, meaning as one variable increases, the other decreases. Brushing teeth more often is likely to result in fewer cavities, hence a negative correlation like -.62 is appropriate.

Which Correlation Coefficient Is Most Likely to Describe the Relationship