A problem with the A-B-A and the A-B-A-B designs is that:
A) The treatment effect might not reverse upon removal of the treatment
B) They cannot be used in real world settings
C) The treatment effect often gets reversed in the second baseline phase
D) The control group is not randomly assigned

Question

Quizplus · Accepted Answer

The A-B-A and A-B-A-B designs rely on the assumption that the treatment effect will reverse when the treatment is removed, which may not always happen, making it difficult to attribute changes solely to the treatment.

A Problem with the A-B-A and the A-B-A-B Designs Is