A researcher is testing the effects of sunlight on depression. The dependent variable is and the independent variable is
A) sunlight; depression
B) depression; sunlight
C) sunlight; mood
D) depression; mood

Question

Quizplus · Accepted Answer

The dependent variable is what is being measured, which in this case is depression. The independent variable is what is being manipulated or changed, which in this case is the amount of sunlight. Therefore, the correct choice is B - depression; sunlight.

A Researcher Is Testing the Effects of Sunlight on Depression