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belka [17]
3 years ago
13

Why do we control the variables we are not investigating

Biology
2 answers:
Ber [7]3 years ago
8 0
I believe it is because it could lead to internal validity messing up the whole experiment
mario62 [17]3 years ago
6 0
I believe that it is if the control works as expected, it means that has run correctly, and the results are due to the effect of the variable being tested.
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