If we plotted the level of good cholesterol in the blood against the incidence of heart disease, we would observe a(n)
A) negative correlation.
B) positive correlation.
C) zero correlation.
D) uncertain result.
E) time series.

Question

Quizplus · Accepted Answer

Studies have shown that there is a negative correlation between the level of good cholesterol (HDL) in the blood and the incidence of heart disease. A higher level of HDL is associated with a lower risk of heart disease.

If We Plotted the Level of Good Cholesterol in the Blood