An Experiment Has Equivalent Experimental and Control Groups; a Treatment

An experiment has equivalent experimental and control groups; a treatment or stimulus that is applied to the experimental but not the control group; and protests and post-tests that measure the dependent variable prior to and after exposure to the treatment or stimulus. What type of experimental design is being used?

A) A one group no pre-test experimental design model.
B) A one group pre-test/post-test experimental design model.
C) A two group no pre-test experimental design model.
D) A two group pre-test/post-test experimental design model.

Correct Answer:

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