Professor Mateo Is Designing an Experiment to Test Whether Playing

Multiple Choice

Professor Mateo is designing an experiment to test whether playing music during his exams improves students' grades. Which of the following will increase the mundane realism of his study?

A) conducting the study in his classroom
B) conducting the study in a research laboratory
C) assessing students while taking a practice exam that does not count toward their final grade
D) having students imagine that they are listening to music as they take their exam