247sports has more precise ratings than stars provide, so that would be one way to refine the calculations. It’s also more work for people like me who do the math in our heads.
If there's one thing people have learned in Berkeley, it's that you can't put "Cal football" and "Rose Bowl" in the same sentence. The words just don't fit. You'd be better off linking "covered wagons" with "Mars travel." (Bruce Jenkins, Cal '70, SF Chronicle, Nov. 11, 2017)