This paper illustrates that the psychometric properties of scores and scales that are used with mixed-format educational tests can impact the use and interpretation of the scores that are reported to examinees. Psychometric properties that include reliability and conditional standard errors of measurement are considered in this paper. The focus is…

A conceptual analysis of gain scores and a technically sound procedure for using such scores to compare different instructional programs are presented. The procedure proposed makes use of an index called Rescaled and Adjusted Gains within Strata (RAGS), together with a flexible but explicit procedure for score analysis and reporting. (LC)

Results of a 1987 report--indicating that elementary students of all 50 states were above the national average--were assessed via 2 national mail and telephone surveys. Although results of data for 35 states support the general findings of the 1987 report, it appears that more specific results are less sensational. (TJH)