Equally significant was the finding that those who stayed — teachers with both strong and weak scores initially — improved their skills. (cepa.stanford.edu)
This means that strong scores do not guarantee admission, while weak scores do not automatically disqualify you. (gse.harvard.edu)
Martin West, a professor of education at Harvard, states that «weaker scores among voucher recipients may be a result of the fact that public school performance is improving, particularly in the District, where math and reading scores at traditional public and public charter schools have increased quickly over the past decade.» (washingtonexaminer.com)