A researcher is interested in testing the proposition that watching a lot of television causes increased aggressiveness among children at school. This can be tested by conducting an experiment in which the independent variable is
A) watching a lot of television.
B) being in school.
C) aggressiveness.
D) age.

Question

Quizplus · Accepted Answer

The proposition being tested is whether watching a lot of television causes increased aggressiveness among children at school. Therefore, the independent variable in this experiment would be the amount of television watched, which is represented by choice A. B (being in school), C (aggressiveness), and D (age) are not the independent variable being tested in this experiment.

A Researcher Is Interested in Testing the Proposition That Watching