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Social Studies, 15.02.2020 03:01, Chano8523
An experimenter tests the hypothesis that physical exercise improves mood. Subjects in the experimental group exercise Mondays, Wednesdays, and Fridays and both those in the experimental and those in the control group have their mood tested on Tuesdays and Thursdays. What is the independent variable?
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An experimenter tests the hypothesis that physical exercise improves mood. Subjects in the experimen...
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