15) Kaitlyn wants to decide whether or not she shoots a basketball better with a basketball made out of synthetic leather or a basketball made out of genuine leather. She wants to design an experiment to help her decide which type of basketball to buy for her upcoming season. She is going to take 20 shots with each type of basketball. a) Why is it important to use randomization? b) What are the explanatory and response variables? c) What are the treatments? d) Can this experiment be run in a blind manner? Explain