Schools, teachers, and administrators should be judged and, if appropriate, rewarded based on the «value» they add during the school year, not on absolute test scores. (educationnext.org)
These findings are consistent because the baseline levels of test scores tend to be lower for the lower income students, so a similar absolute test score effect can be a greater percentage effect. (investinginkids.net)
Third: when judging a school, one ought not settle for absolute test scores alone. (wacharterschools.org)