Why is it important to have a control group in an experimental investigation?

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asked Apr 28, 2020 162k views

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Peymankh · Answer 1 · 2020-05-03T19:15:39+0000

a control group provides a baseline for the experiment, shows how the independent variable influenced the experiment and influenced the outcome. a control group provides a comparison for the experiment

Why is it important to have a control group in an experimental investigation?

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Why is it important to have a control group in an experimental investigation?