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Biology, 12.09.2021 04:40 keitorinjonson

A student wants to know how different activities affect heart rate so she records the heart rate of another student after sitting for 5 minutes and takes it again after the same student runs in place for one minute.
Which is the dependent and which is the independent variable?
Column A
Column B
1
Type of exercise
a. dependent variable
2
Heart rate
b. independent variable

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