MIT publicly said their stats showed that SAT was the best predictor of graduation (MIT tracks six-year graduation rate): https://mitadmissions.org/blogs/entry/

MIT publicly said their stats showed that SAT was the best predictor of graduation (MIT tracks six-year graduation rate): https://mitadmissions.org/blogs/entry/we-are-reinstating-our-sat-act-requirement-for-future-admissions-cycles/ https://mitadmissions.org/blogs/entry/we-are-reinstating-our... They accepted me (same year as the guy who wrote that article!) from a high school than only gave letter grades, computed no class rank or GPA, and offered no "AP" classes or SAT prep. Then again, back then, I don't remember colleges caring about extracurriculars either, though I might have forgotten.