Which of the following describes an A-B-A design?
A) There is a baseline measurement, then a treatment and a posttest, and then a return to baseline.
B) There is a baseline measurement, then a treatment, and finally a posttest.
C) There is a treatment and a posttest.
D) There is a baseline measurement, then a treatment and posttest, then a return to baseline, then a reintroduction of the treatment and another posttest.

Question

Quizplus · Accepted Answer

An A-B-A design involves a baseline measurement (A), followed by a treatment (B), and then a return to the baseline condition (A) to assess the treatment's effect.

Which of the Following Describes an A-B-A Design