An Elementary Teacher Had a Student, Andy, Who Showed Signs

Multiple Choice

An elementary teacher had a student, Andy, who showed signs of hyperactivity in the classroom.The teacher wanted to "experiment" to find ways to reduce the hyperactivity and bring about behavior more conducive to learning.She began to record the number of incidences of hyperactive behavior.After a period of time, she started to praise Andy and gave him tokens when he stayed in his seat and showed other less hyperactive behavior.The praise and tokens continued during which time the teacher observed and recorded Andy's behavior.The teacher then stopped the praise and the tokens and took measures of Andy's behavior.What data would the teacher look for to determine the effectiveness of her "treatment"?

A) a decrease in hyperactivity during the treatment phase.
B) an increase in hyperactivity during the treatment phase.
C) an increase in hyperactivity during the "return to baseline" period.
D) an increase in hyperactivity when the B phase is reinstated.
E) a and c