Dr. Vaughn is conducting a single-subject design in which he is taking a baseline measurement and then introducing an anxiety intervention and measuring the same variable again. Dr. Vaugh is using:
A) an hybrid design.
B) a single-blind procedure.
C) a mixed design.
D) an A-B design.

Question

Quizplus · Accepted Answer

Dr. Vaughn is using an A-B design, which involves taking a baseline measurement (A) and then introducing an intervention (B) to see its effect on the same variable. This design is common in single-subject research to assess the impact of an intervention.

Dr Vaughn Is Conducting a Single-Subject Design in Which He