A particular concern about the usefulness of single-subject designs is ____.
A) researcher bias
B) whether they provide information about cause and effect
C) their internal validity
D) their external validity

Question

Quizplus · Accepted Answer

Single-subject designs often face concerns regarding their external validity, which refers to the extent to which the results can be generalized to other subjects, settings, and times. This is because these studies typically focus on the responses of a very small number of individuals, or even just one individual, making it challenging to apply the findings more broadly.

A Particular Concern About the Usefulness of Single-Subject Designs Is