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Psychology
MEDIUM
ENGLISH
Psychology
We wish to test the hypothesis that music improves learning. We compare test scores of students who study to music with those who study in silence, Which of the following is an extraneous variable in this experiments?
A
the presence or absence of music
Option A
B
the students test scores
Option B
the amount of time allowed the studying
Correct answer
D
silence
Option D
Correct answer: C
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