When an observer notes everything the client does or says as well as events before and after the episode of behavior, he or she is using:
Staff alerts you that one of their clients seems to become aggressive when he has not consumed food for several hours. This phenomenon demonstrates the effect of a(n):
A behavior analyst is asked to consult about a 10-year-old child who gets out of his seat during class at least once every 15 minutes. The behavior analyst wants the teacher to collect data on the child's on-task behavior. Given that the teacher works alone in the classroom with 30 children, the BEST procedure to employ would be.