> The best predictor of university physics scores is...wait for it.... university physics scores. <sigh> And how do you predict university physics scores for

> The best predictor of university physics scores is...wait for it.... university physics scores. <sigh> And how do you predict university physics scores for people who've never been to university? It's pretty obvious that for someone already doing a job, that the best predictor of future performance is past performance. So your comment is unhelpful and condescending.