In response to the criticism that single-subject results do not have external validity, advocates argue that
A)multiple replications have established the effectiveness of certain treatments
B)external validity is unimportant
C)single-subject research is designed to establish basic principles; it is not meant to be applied research
D)external validity is irrelevant

Question

Quizplus · Accepted Answer

Advocates argue that multiple replications of single-subject studies can demonstrate the effectiveness of treatments, thereby addressing concerns about external validity.

In Response to the Criticism That Single-Subject Results Do Not