No university graduates more Fortune 100 CEOs than Texas A&M

OK, so we established you have a boatload of money, both from an endowment and a direct funding stream from the state. It thus begs the questions, how come you are not among the top performing public universities in terms of graduation rates? See–http://www.kiplinger.com/slideshow/college/T014-S001-10-best-public-colleges-with-the-highest-graduatio/index.html