Tom Believes That Studying While Listening to Music Will Improve

Multiple Choice

Tom believes that studying while listening to music will improve test performance. To test this hypothesis, Tom has one group of participants listen to music while studying for a spelling test. A second group of participants study for the test in silence. Tom then compares the spelling test performance for both groups. Tom's study is best described as which type of experimental design?

A) between-subjects
B) within-subjects
C) repeated measures
D) simple factorial