<p>About what bgmargate said, you’ll probably get more out of your time if you spent the time you would normally do prepping for the SAT test on improving the flow and substance of your essays and the portrayal of your character/ambitions on your application. When I interviewed at one of the privates I applied to, the interviewer told me straight out that he was far more impressed about my passion for my chosen major (engineering) than he would ever be with just my raw stats.</p>