Which of the following research designs is used to address possible selection effects?
A)Posttest-only designs
B)Matched-groups designs
C)Pretest/posttest designs
D)Correlational designs

Question

Quizplus · Accepted Answer

Matched-groups designs are specifically used to address possible selection effects by creating groups that are matched on relevant variables before any treatment or intervention is administered. This helps to ensure that any observed effects can be attributed to the intervention rather than differences between groups at baseline. The other designs listed do not specifically address selection effects in the same way.

Which of the Following Research Designs Is Used to Address