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Sagot :
Final answer:
The control group in an experiment remains unchanged and serves as a reference for comparison to determine the effects of the manipulated variable.
Explanation:
Control group is the group in an experiment that is not changed in any way. It serves as a baseline for comparison with the experimental group, helping to determine the effects of the manipulated variable.
In a study testing a weight-loss drug, the control group would be test subjects that don't receive the drug, providing a reference point to assess the drug's impact.
Having a control group is essential in experimental design to ensure that any observed effects can be attributed to the manipulated variable.
Learn more about control group in experiments here:
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