Question

The history class has agreed to be subjects of research for psychology students. Half of the class has been asked to study for the next test while listening to classical music. The remaining students were asked to study in a silent environment. The test scores of the two groups will be compared. What is the dependent variable in this experiment?

Answer 1

The test scores

Step-by-step explanation:

The dependent variable is the variable (in question) that is being compared, measured or tested in an experiment. For example, In a psychology experiment designed by the psychology students, (the researchers) want to discover, if the history class (their subjects) listening to classical music helps students earn better test scores or if studying in a silent environment helps them earn better test scores. In this example, the test scores are the dependent variable. The test scores of the two groups will be compared.

Answer 2

The correct answer is:

The test scores

Step-by-step explanation:

The dependent variable in a research investigation refers to the information that will vary according to the independent variables that might be applied influencing the results of the experiment.

In this case, it is expected that the dependent variable, which consists of the test scores, differ according to the independent variables which would be the changing conditions for the application of the test.