>Also, another problem is that student classification is based on faculty opinion. This is not strictly true. The elite group were taken from students who were

>Also, another problem is that student classification is based on faculty opinion. This is not strictly true. The elite group were taken from students who were violin performance majors. The non-elite group were taken from students who were education majors but played the violin. There may be bias from teachers built in, but there's the added component of their assessment of their own abilities as well. I would hope that those excelling as violin performance majors would actually be better performers than education majors that the instructors thought were poor players, bias or no bias.