Data Set 1-9: Julia and Davi conducted a study of 74 fifth grade students who were randomly assigned to groups. One group listened to pop-rock music, a second heard easy-listening music, and a third heard no music. While the music (or no music) was going on, students read a short story. Later the students took a test that measured their comprehension of the short story. (The easy-listening group performed best.)
-The dependent variable in this experiment is
A) what the students heard while reading the short story
B) scores on the comprehension test
C) grade level in school
D) the fact that the easy-listening group did best.

Question

Quizplus · Accepted Answer

The dependent variable is the outcome that the researchers are measuring, which in this case is the students' comprehension of the short story, as indicated by their scores on the comprehension test.

Data Set 1-9: Julia and Davi Conducted a Study of 74