A history class of 50 students has agreed to be the subject of a research study.Half of the class has been asked to study for the next history test while listening to classical music.The remaining half has been asked to study in a completely silent environment.The test scores of the two groups will be compared at the end of the experiment.In this experiment,which of the following is the dependent variable?

Question

Quizplus · Accepted Answer

The dependent variable is the one that is being measured or tested and is affected by the independent variable. In this case, the independent variable is the study environment (classical music or silence) and the dependent variable is the test scores, as they will be compared at the end of the experiment to see if there was a difference between the two groups. Therefore, the correct answer is D, the test scores of both groups at the end of the experiment.

A History Class of 50 Students Has Agreed to Be