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Chemistry, 29.03.2021 18:00 younganastasia1

IVE WASTED 60 POINTS I will mark as brainlest!! Plan an investigation to study the effects of exercise on heart rate. Identify the
independent, dependent and controlled variables. Plan the experimental
group(s) and control. Determine the sample size and number of trials as well.

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IVE WASTED 60 POINTS I will mark as brainlest!! Plan an investigation to study the effects of exerc...

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