Gracie, a researcher, is interested in analyzing the relationship between smoking and life span. The results of her correlational study indicate that as the number of cigarettes smoked per day increases, life span decreases. This is an example of the _____ kind of correlation.
A) positive
B) negative
C) direct
D) transverse

Question

Quizplus · Accepted Answer

In a negative correlation, as one variable increases, the other variable decreases. In this case, as the number of cigarettes smoked per day increases, life span decreases, indicating a negative correlation. Therefore, the best choice is B, negative.

Gracie, a Researcher, Is Interested in Analyzing the Relationship Between