A randomized matched subjects, control group design is beneficial whena.
A) small samples are to be used in the study.
B) classrooms are randomly assigned to different treatments.
C) subjects are exposed to more than one treatment.
D) the regression effect is likely to be a threat.

Question

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Randomized matched subjects, control group designs are particularly useful when dealing with small sample sizes because they allow for the control of individual differences across treatment groups by matching subjects on relevant characteristics, thus enhancing the statistical power of the study despite the small sample size.

A Randomized Matched Subjects, Control Group Design Is Beneficial Whena