A study investigated the use of a mathematical model to predict individuals' total active Hebrew vocabulary from samples of their written and spoken language. The model is based on a generalized inverse Gaussian distribution. The subjects were Israeli junior high school students from both high and low socioeconomic groups. Hebrew language samples…

This report provides available data, presented in 64 tables, describing the incidence and prevalence of congenital disabling conditions among children and the characteristics of disabled children and youth and their caretakers. The data cover children living in United States households, institutions and other group quarters, and children…

The stability of Rasch test item difficulty parameters was investigated under varying conditions. Data were taken from a mathematics achievement test administered to over 2,000 Australian students. The experiments included: (1) relative stability of the Rasch, traditional, and z-item difficulty parameters using different sample sizes and designs;…

A detailed description is provided of the variable information acquisition (IA), which is part of the analysis in phase I of the Evaluation of Practices in Individualized Schooling. The variable is defined; the questionnaires on which the variable is based are listed; the procedures used to scale the variable are explained; the distribution of the…

An empirical study of the nature and variability of the relevance judgment process was conducted from July 1, 1965 to September 30, 1967. Volume I of the final report presents a literature review and statement of the theoretical framework of the study, a discussion of the experimental design and a summary of data analyses. The study had two…

Ethnographic study of north-central Illinois agricultural county compares entrepreneurial and yeoman farm families and concludes that management strategies reflecting goals and values of these types of families affect susceptibility to financial crisis. Yeoman financial conservatism, family cooperation, modest farm goals, and behavior correlated…

Medical students have been rating clinical teaching in an obstetrics and gynecology clerkship at the University of Washington using an assessment form designed to reflect six factors of clinical teaching effectiveness. High interrater reliability and the utility of the data for faculty development and advancement are discussed. (Author/JMD)

Argues that perception studies and ranking are lacking in validity and reliability because of small sample size, simplistic statistical analyses, and the evaluation of quality by educators. It is asserted that quality control is more valid when evaluated by the customers of education, i.e., the students. (11 references) (EA)

Studied the longitudinal stability of measures of peer acceptance, social status, and social reputation and the role of children's ages relative to classmates during the transition from same-age kindergarten to mixed-age ungraded primary classes. Found that overall peer acceptance and aggressive social reputation were moderately stable. Half of…

Background: Optimism and pessimism are positive and negative expectations linked with well-being in adults. Research on the importance of optimism and pessimism in children is limited by the lack of a developmentally appropriate measure of children's expectations. Method: Based upon the Life Orientation Test-Revised (Scheier, Carver, & Bridges,…

This Statistics in Brief analyzes parents' reports of school practices to provide information to families, using data from the 2003 Parent and Family Involvement in Education Survey and the 1996 Parent and Family Involvement in Education and Civic Involvement Survey of the National Household Education Surveys Program. Parent reports of school…

The "Learning Trail" is an innovative application of peer-mediated instruction designed to enhance student learning in large practical classes. The strategy specifically seeks to improve participants' attention to details of protocol that are often difficult to observe during teacher-centered demonstrations to large groups. Students…

In this article, we have examined how historical events shape the research process, even when research is carefully planned and rigorously executed. Through an examination of our experiences conducting international data collection during a three-year SSHRC funded period in which the War on Terrorism and the War in Iraq began, we suggest that…

Based on data from the High School and Beyond Study, a longitudinal study of high school sophomores and seniors, this report summarizes some of the study's findings on the differences between Hispanics and non-Hispanic blacks and whites in school delay, aspirations, test scores, language usage, and socioeconomic status. Tabular data indicate that:…

Provided in this document are the text of H.R. 4971, a record of testimony offered in a congressional hearing, and a wide variety of supplemental materials. H.R. 4971 is a bill to amend the Juvenile Justice and Delinquency Prevention (JJDP) Act of 1974 to authorize appropriations for fiscal years 1985 through 1989 and for other purposes. Numerous…