Question

Explain why a well-designed experiment uses a control group

Answer 1

Answer in explanation

Step-by-step explanation:

A control group allows the experimenter to examine the effects of different factors have on the main test subject, and clearly see the contrast. In a well designed experiment, seeing the reactions to a specific factor is crucial in deciphering a final explanation.

Answer 2

The control groups helps the experimenter conduct their experiment easier and smoother resulting in the results than without the control group -