New Meridian Corporation has developed the "Quality Testing Standards and Criteria for Comparability Claims" (QTS) to provide guidance to states that are interested in including New Meridian content and would like to either keep reporting scores on the New Meridian Scale or use the New Meridian performance levels; that is, the state…

The major goal of this study is to apply the essential unidimensionality statistic of W. Stout and the corresponding computer program (DIMTEST) to a hierarchical level mathematics achievement data set and to determine the extent to which the undimensional assumption can be accurately applied to mathematics achievement data. The study also…

The Scholastic Aptitude Test (SAT) has been designed to test developed verbal and mathematics reasoning abilities of college-bound students, primarily high school juniors and seniors. For almost a decade there has been a research and development process to evaluate and change the entire SAT program. These changes were implemented in the SAT I:…