The following information on the development of the 1978 Metropolitan Achievement Tests (MAT), fifth edition, is given; the purpose and importance of item analysis, steps preceding item tryout, characteristics of the sample population, and data obtained. Item analysis allows elimination of undesirable items, adjustment of the difficulty level of…

The purpose of this study was to compare five methods of computing school effectiveness indices (SEIs) from longitudinal data. The methods were within-school regression, within-school regression corrected for the unreliability of measurement, mean difference scores, average individual residual scores, and school residual scores. The sample…

Seven criteria for selecting and describing the standardization sample of the Metropolitan Achievement Test (MAT), 1978 edition are discussed. Four major variables were used to describe the sample: socioeconomic status; school district enrollment; public vs. nonpublic; and geographic region. Both forms and all grade levels of the Survey Battery…