Through a synthesis of test publisher norms and national longitudinal datasets, this study provides new national norms of academic growth in K-12 reading and math that can be used to reinterpret conventional effect sizes in time units. We propose d' a time-indexed effect size metric to estimate how long it would take for an "untreated"…

This article reports that more colleges are dropping the SAT as a requirement for admission and, in many cases, these institutions are attracting a larger and more diverse pool of applicants. According to the National Center for Fair & Open Testing (FairTest), 740 schools have made the SATs optional. The list includes some of the nation's most…

A norm-referenced achievement test, in combination with supplementary items, can be used to produce norm-referenced data as well as objective-referenced data. The experiences of the Palm Beach County (Florida) school district in developing and using such a test are described. (EGS)