An experiment includes equivalent experimental and control groups, a treatment or stimulus that is applied to the experimental group, and a post-test that measures the dependent variable after the experimental group has been exposed to the treatment. What type of experimental design is being used?

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Quizplus · Accepted Answer

This description matches a two group no pre-test experimental design model, where there are distinct experimental and control groups, but no pre-test is conducted before the treatment is applied to the experimental group. The presence of equivalent experimental and control groups without a pre-test differentiates it from the other options.

An Experiment Includes Equivalent Experimental and Control Groups, a Treatment