Mathematics, 21.07.2019 18:00 andrew6494
Tell whether the study is an experimental study or an observational study. you want to study the effects of regular exercise on a person’s heart rate. you measure the heart rate of a person at rest and again after jogging in place for 5 minutes. the control group is every other student who enters the room. the experimental group is those students who are not in the control group.
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