Answer:
a decreasing trend in the number of temper tantrums.
Explanation:
ABAB design also known withdrawal or reversal design is a design used in experimental study of behaviour to measure the effects of a treatment on a particular baseline information by measuring a baseline information A, then applying a treatment B on A, thereafter, treatment B is withdrawn from A for a period, and finally treatment B is applied again to A to measure the effects of change caused by the treatment. This design is given by :
A - baseline established
B - treatment offered
A - withdraw treatment for a time
B - offer treatment again to show effectiveness of the treatment
