I'm sorry, are you saying that Jewish students are currently, in the US, in Yale, being discriminated against in college applications? Despite the current and previous Yale presidents both being Jewish [1,2]? And that without that discrimination, they would be... what? 40% of all Yale students? More?
[1] https://en.wikipedia.org/wiki/Peter_Salovey
[2] https://en.wikipedia.org/wiki/Rick_Levin