Dr Low Is Interested in Studying the Relation Between Mood

Multiple Choice

Dr. Low is interested in studying the relation between mood and willingness to help a stranger. She randomly assigns half of her participants to the pleasant mood condition and shows them funny film clips. The other half of her participants are assigned to the unpleasant mood condition and are forced to watch boring film clips. She then gives every participant an opportunity to donate money to a homeless stranger. Dr. Low is using a(n) ________ design.

A) experimental
B) correlational
C) case study
D) repeated measures