It's a massive problem, life in the business world isn't like politics. Obama probably aced his tests, the real deal.
Top ten in which state though? Seriously, you need to get your head out of your ass. I have a friend who is a department head at MIT. In one of the most important streams for US national security single digits are American born students. Why? Because as has been said before, 4% of the world's population does not produce enough high aptitude little humans. Think about what will be lost and why its not going to happen so some The Bell Curve readers feel vicariously superior and shit. If you had the brain you imagine yourself having, you would see why this ain't gonna happen baby.
Schools like Harvard don't flunk people out. The gentlemen's "C" applies at most top private universities.
A lot of them don't stay on their initial track. I've seen this in the legal field. They'll find a sinecure at some corporation that has to make its quota numbers.