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13-01-2018
Biology

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Why do scientists run control experiments and repeat their tests several times?

Respuesta :

13-01-2018

•in an experiment the control is what the everything is compared to
->this allows the experimenter to determine what the effect of the variable is

•they repeat the tests to ensure precision and accuracy

•human error and inconsistencies effect results
->by repeating the tests they can assure that they have results as free from error as possible

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