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Justify the need for a control in an experiment

Justify the need for a control in an experiment
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Justify the need for a control in an experiment

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User Kiwi Lin
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A researcher must only measure one variable at a time, and using a scientific control group gives reliable baseline data to compare their results with,This increases the reliability of the results
Happy to help ^^
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User Alexandre Marcondes
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7 votes
a control variable is so you don't have too many independent variables, and can get accurate data.
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User The Ref
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