English, 28.10.2020 16:30 10040813

Music may help people relax. Darius got two groups of people together. He took everybody's pulse and blood pressure. Then he allowed one group to listen to
soothing music while the other group sat in silence. After the song was over, he
measured everyone's pulse and blood pressure again.
Parts of the Experiment
Independent variable
I
Dependent variable
Controlled Groups
Constants (Factors
monitored to prevent
introducing another
independent variable)

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Music may help people relax. Darius got two groups of people together. He took everybody's pulse an...