A psychologist wants to test whether listening to classical…
A psychologist wants to test whether listening to classical music improves memory performance of a list of words. The psychologist randomly assigns participants to two groups. One group studies a list of 20 words while listening to classical music, and the other group studies the same list of 20 words in silence. Afterward, all participants are asked to recall as many words as they can from the list. What is the dependent variable in this experiment?