Mathematics, 26.08.2020 21:01 LilFlamingo247

Why is it important to have a control group in an experiment of investigation? Answer choices-
•To show what happens when the dependent variable is not changed.
•To see how the dependent variable changes the dependent variable is not involved.
•To compare the results when the independent variable is not involved.
•To allow the researchers to change the dependent variable as they wish.

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Why is it important to have a control group in an experiment of investigation? Answer choices-

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