This report tests the assumption that teachers have an impact on how much students learn. The results of this study indicate that teachers have an effect on average class achievement scores, and that this effect can be broken down into a stable component attributed to the teachers' consistency, and an unstable effect which varies from year to…

Several high inference ratings were made on a sample of 31 second- and third-grade teachers selected for study because of their consistency in producing student gains on the Metropolitan Achievement Test over three successive years. Data consist of scales, checklists, and percent estimates filled out by coders after or during classroom…

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…

The classrooms of 40 teachers in the Kamehameha (Honolulu) Elementary Education Program (KEEP) in grades 1 through 3 were used to investigate the influence on achievement of 12 important instructional variables. The KEEP is an elementary-level language arts program designed for Hawaiian learners. The independent variables concerned were, as…