In an experimental study, the group of participants who are not exposed to the experimental treatment is:

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The group of participants who are not exposed to the experimental treatment is called the control group. They are used to establish a baseline for comparison with the experimental group, who are exposed to the treatment. This helps researchers determine the true effects of the treatment by being able to distinguish changes that are a result of the treatment from changes that might have occurred naturally or due to other factors.

In an Experimental Study, the Group of Participants Who Are