Science Blog
Students’ high school grade point averages are five times stronger than their ACT scores at predicting college graduation, according to a new study published today in Educational Researcher, a peer-reviewed journal of the American Educational Research Association.
The authors of the new study, Elaine M. Allensworth and Kallie Clark, both of the University of Chicago, also found that the predictive power of GPAs is consistent across high schools. The relationship between ACT scores and college graduation depends on which high school a student attends; at many high schools there is no connection between students’ ACT scores and eventual college graduation...