A statement is made about correlation. State whether the correlation is positive or negative and whether the correlation ismost likely due to coincidence, a common underlying cause, or a direct cause.
-People with higher incomes tend to live longer than those with lower incomes.
A)Positive correlation; common underlying cause
B)Positive correlation; coincidence
C)Negative correlation; common underlying cause
D)Positive correlation; direct cause

Question

Quizplus · Accepted Answer

The correlation is positive because as income increases, lifespan tends to increase as well. This is most likely due to a common underlying cause, such as access to better healthcare, nutrition, and living conditions, rather than income directly causing longer life.

A Statement Is Made About Correlation