Take whatever route will get you into BC calculus (if you're in the states) or its equivalent at your high school. Even better if you can also take some multi-variable too, but if it doesn't count for college credit it may not make a difference. Statistics may be worth your time 'cause it's worth knowing and you may not cover it in college. If you give your location, it may be easier to advise you.Ok if I want to be a mechanical engineer. What math should I take through Freshmen to Senior year?