On: Top Colleges, Largely for the Elite

[siglesias]

The SAT can be tutored (and is). Lower income students can't afford this tutoring, so on average and on a purely economic basis you would expect that higher income kids achieve higher scores than lower income ones.

[yummyfajitas → siglesias]

You'd expect higher income kids to achieve SAT scores 30 pts higher than lower income students (and untutored higher income kids).

http://online.wsj.com/article/SB124278685697537839.html