From an column in the Chronicle of Higher Education.

Among high-school students who graduated in the bottom 40 percent [UPDATE/correction]: in a comment, Adelman writes that this is the bottom 20 percent] of their classes, and whose first institutions were four-year colleges, two-thirds had not earned diplomas eight and a half years later. That figure is from a study cited by Clifford Adelman, a former research analyst at the U.S. Department of Education

Access to college is not exactly the Holy Grail, is it?

Read the whole piece.