You are conducting an experiment to determine if listening to music improves learning. If the average test score of the experimental group is higher than the average of the control group, then you can conclude that
A) extraneous variables were not controlled.
B) the two groups were not randomly assigned.
C) listening to music improved learning.
D) listening to music does not improve learning.

Question

Quizplus · Accepted Answer

If the experimental group, which listened to music, has a higher average test score than the control group, which did not listen to music, it suggests that listening to music may have had a positive effect on learning. This conclusion is based on the assumption that the experiment was designed and conducted properly, with controls in place for extraneous variables and random assignment of participants to groups.

You Are Conducting an Experiment to Determine If Listening to Music