Student achievement as reflected in standardized test scores is not a unitary construct, but a set of interdependent components representing degrees of knowledge of various subject areas. The interdependency of achievement components imply a positive feedback process. Weaknesses in one area reinforce weaknesses in others; strengths in one area…

The beneficial effects of changing an answer on a multiple choice test were examined for elementary school students, with particular emphasis on the answer-changing behavior of minority versus non-minority groups and high-income versus low-income students. Test booklets from students in grade 2 and answer sheets from students in grades 4, 6, and 8…

The reliabilities of 6 item bias indices and correlations among them were investigated for each of the 11 tests of the Iowa Tests of Basic Skills (ITBS). The difficulty and delta indices detected group differences in relative item difficulty. Biserial and point biserial indices detected group differences in item discrimination. The Scheuneman and…

This study investigated whether individual change over time in mathematics and language differs from student to student and whether individual parameters of each of these domains were related within domain. The study also attempted to gain an understanding of individual change in student academic achievement through the application of one of the…

Students' attitudes and preparation practices regarding standardized tests were studied with students from one elementary school and two middle schools in Atlanta (Georgia). There were 111 fifth graders (35 African American and 76 European American) and 274 eighth graders (204 African American and 70 European American). Students completed a survey…