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Administering Multiple Pretests in a Non-Equivalent Comparison Group Design:​

Question 23

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Administering multiple pretests in a non-equivalent comparison group design:​


A) ​enables us to detect whether participants are already engaged in a change process before treatment begins.
B) increases the likelihood that improvement from pretest to posttest is a function of statistical regression.​
C) makes it more difficult to detect trends in the data..​
D) decreases the internal validity of the design.​

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