A recent medical study found that children who watch more than 4 hours of television a day were more likely to be obese (overweight) than children who watched less television. In this study, the independent variable is ______; the dependent variable is ______.
A) obesity; television viewing
B) children; television viewing
C) television viewing; obesity
D) children; obesity

Question

Quizplus · Accepted Answer

The independent variable is television viewing because it is the variable that is being manipulated or changed to observe its effect on the dependent variable, which is obesity. The study is examining how the amount of television viewing affects the likelihood of obesity.

A Recent Medical Study Found That Children Who Watch More