Multiple Choice
To study the effects of lighting on mood, Dr. Cooper had students fill out questionnaires in brightly lit or dimly lit rooms. In this study, the independent variable consisted of
A) the number of students assigned to each group.
B) the students' responses to the questionnaire.
C) the room lighting.
D) the subject matter of the questions asked.
Correct Answer:
Verified
Correct Answer:
Verified
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