Problem: In the following scenario, choose the dependent variable(s): Sarah wants to decrease how much time her son plays on the iPad every day. First she tried a behavioral contract, and then she tried used a DRL procedure. She found that both of them decreased the duration of time her son played on the iPad, but the behavioral contract was more effective. However, she wonders if the fact that the power went out for a couple of days had an effect on her data and experiment, because her son couldn't charge his iPad those few days. Behavioral contract because it was more effective Duration of time on the iPad DRL and behavioral contract The power going out. Need Assignment Help?