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Aleksandr [31]
3 years ago
9

Why is it necessary for every experiment to include a control group

Biology
2 answers:
Radda [10]3 years ago
4 0

A control group is important for an experiment because it allows the experiment to minimize the changes in all other variables except the one being tested.

Leya [2.2K]3 years ago
4 0

So that you can tell what is changing in the experimental group vs the control group.

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