A Researcher Measures Time on Task Behavior for a Student

Multiple Choice

A researcher measures time on task behavior for a student who has been referred by their teacher. Then the researcher implements a new reward system for the student to determine if the reward system increases time on task behavior. Time on task behavior is then measured a second time without the treatment to determine if the behavior returns to pretreatment levels. This study uses a ______ design.

A) A-B-A-B
B) discrete trials
C) A-B-A
D) both A-B-A-B and discrete trials