A relationship between variables in which one variable increases as the other decreases is a ______.
A) placebo effect
B) a positive correlation
C) a selection factor
D) a negative correlation

Question

Quizplus · Accepted Answer

A negative correlation is a relationship between two variables where one variable increases as the other variable decreases. This is in contrast to a positive correlation, where both variables increase or decrease together, and is not related to placebo effects or selection factors.

A Relationship Between Variables in Which One Variable Increases as the Other