Explains achievement test scores, focusing on types, uses, meanings, and relative importance. Describes currently used scales, normal distribution curves, percentile ranks, grade equivalents, and other rating systems. Advises inclusion of more than one kind of standardized test score, since each provides different information. Includes three…

This paper is concerned with the accusations made by such groups as the Association of Black Psychologists in their call for a moratorium on testing, that standardized tests are biased. A biased test measures one trait in one group of people but a different trait in a second group. Evidence about the amount of bias in tests is thin. Bias must be…

This paper discusses the relationship of the content of nationally standardized and normed achievement tests and that of local school curricula and the effect that relationship has on the meanings and uses of the test scores. The following questions are considered: (1) whether tests have to match what is taught to be useful; (2) whether it is fair…