If an experiment is conducted properly, a control group is unnecessary.

Name: If an experiment is conducted properly, a control group is unnecessary.
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Quizplus · Accepted Answer

A control group is necessary in an experiment to provide a baseline for comparison and ensure that any observed effects are actually a result of the independent variable being tested. Without a control group, there is no way to determine if any changes seen in the experimental group are due to the intervention or just normal variation.

If an Experiment Is Conducted Properly, a Control Group Is