High school graduation is a meaningful indicator of student achievement and a stronger predictor of long-term quality of life outcomes compared to student test scores. The existing body of research has been limited on whether charter attendance improves high school graduation and whether charter attendance helps narrow the graduation gap among…

This study examines the effect of supplemental educational services (SES) on student test score gains and whether particular subgroups of students benefit more from No Child Left Behind (NCLB) tutoring services. The sample used includes information on students enrolled in 3rd through 8th grades nested in 121 elementary and middle schools over a…

The Texas Assessment of Academic Skills (TAAS) study describes either 3- or 4-year trends in average campus-level passing rates on TAAS at all grade levels. It discusses student, teacher, campus, and district characteristics as they may relate to student success on TAAS by looking at data for students in grades 4, 8, and 10 for four consecutive…

A statistical method has been developed for nested incomplete samples in a longitudinal study in which part of the sample has dropped out in such a way that the data have a nested pattern. A procedure which performed well in a Monte Carlo experiment was extended to a two-factor incomplete design with repeated measures on one factor. Methods…

This overview of research focuses on the characteristics of immersion programs in the Ottawa area. These are primary-entry, late-entry (grade 6 or 7), and secondary level bilingual programs. The following matters are treated: tests and testing conditions; comparisons with Canadian Public Service language requirements; comparisons between groups…

The stability of the Kaufman Assessment Battery for Children (K-ABC) was studied by examining its performance over a 5-year interval with 16 non-handicapped children aged 45 to 61 months at the beginning of the study. Global scale stability coefficients (corrected for restriction in range) for Time 1 testing (age 4 years) and Time 4 testing (age 9…

Responses of first-grade students, parents, and teachers in elementary schools in one school district to the "Writing to Read" (WTR) program were assessed for a version of the program implemented in mid-sized suburban schools. The WTR program is an IBM computer-based instructional system designed to develop the writing and reading skills…