Discusses three common misconceptions about achievement testing: (1) the idea that men generally outscore women; (2) the notion that the primary role of norms is to compare one student to another; and (3) the misconception that it is not possible to measure the achievement of kindergarten and primary grade students with group tests. (SLD)

The developer of the Comprehensive Tests of Basic Skills scaling responds to Hoover's attacks on Thurstone and item response theory scales (TM 510 173). While agreeing that grade equivalent (GE) scores are presently the most appropriate developmental score for reporting elementary grade achievement tests, limitations and inconsistencies in the GE…

Grade equivalent (GE) scores for elementary school achievement tests are defended in response to efforts to ban their use. Equal interval developmental scoring methods for the Sequential Tests of Educational Progress and the Comprehensive Tests of Basic Skills are criticized. (BS)

The author addresses issues raised by Burket (TM 510 174) about the Iowa Test of Basic Skills scaling procedures. Further reasons for his criticism of Thurstone scale scores and item response theory scale scores for elementary school achievement tests are given. (BS)

In their discussion of problems related to identifying learning disabilities with individually administered achievement tests, Phillips and Clarizio incorrectly conclude that developmental standard score scales produce unrealistic expectations for the growth of low-achieving students. By definition, these scores state how much the norm group's…