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Chemistry, 18.11.2019 02:31 ashleyc2442

Experiment group 1 drinks 500 ml of coffee a day
group 2 drink 500 ml of tea a day, group 3 is a control
group. at the end of 60 days all participants' blood
pressure is tested.
write a scientific question for the experiment be sure
to include the independent and dependent variable in
your question.
what consideration do the researchers need to take in order to ensure this experiment is fair?

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Experiment group 1 drinks 500 ml of coffee a day
group 2 drink 500 ml of tea a day, group 3 is...
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