Mei wants to study whether heart rate increases more during certain exercises than during others. She designs an experiment
to test the heart rates of classmates in the morning and in the evening for three days, immediately after doing jumping jacks,
doing push-ups, or running in place. What is the dependent variable in this experiment?
O
classmates
Answers: 1
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Mei wants to study whether heart rate increases more during certain exercises than during others. Sh...
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