In this study, the prevalence of attention-deficit hyperactivity disorder (ADHD) in kindergarten children in northeast Iran was investigated, and the criterion validity of Conners' parent-teacher questionnaire was evaluated through the use of clinical interviews. This study was a cross-sectional descriptive research project with children in…

The Programme for the International Assessment of Adult Competencies (PIAAC) has been planned as an ongoing program of assessment. The first cycle of the assessment has involved two "rounds." The first round, which is covered by this report, took place over the period of January 2008-October 2013. The main features of the first cycle of…

The "PISA 2012 Technical Report" describes the methodology underlying the PISA 2012 survey, which tested 15-year-olds' competencies in mathematics, reading and science and, in some countries, problem solving and financial literacy. It examines the design and implementation of the project at a level of detail that allows researchers to…

The Programme for International Assessment of Adult Competencies (PIAAC) will establish technical standards and guidelines to ensure that the survey design and implementation processes of PIAAC yield high-quality and internationally comparable data. This document provides a revised version of the technical standards and guidelines originally…

The study investigated the comparison of the difficulty and discrimination incides of three multiple choice tests using the confidence scoring procedure (CSP). The study was also set to determine whether or not the difficulty and discrimination indices would be improved, if the tests were scored by the confidence scoring procedure. Two null…

A low cost approach to measuring materials availability in small- or medium-sized libraries using an interview questionnaire is described in detail, along with an application of this approach. A rationale for using this method is provided, as well as guidelines for conducting such a survey. Facts of the study are discussed, including objectives,…

This is a final report of support received through the National Institute of Education (NIE) to assist in research on the writing ability of United States children. The study began under the auspices of the International Association for the Evaluation of Educational Achievement (IEA) in order to contribute to a cross national assessment of…

The Third International Mathematics and Science Study (TIMSS) is the most ambitious study conducted by the International Association for the Evaluation of Educational Achievement to date. TIMSS developed and administered tests and questionnaires in three student populations to study achievement in participating countries and the factors associated…

The Third International Mathematics and Science Study (TIMSS) developed and administered tests and questionnaires in three student populations to document the quality of mathematics and science education in 45 participating countries. Study design, instrument development, and research procedures were achieved through a complex collaborative…

The Third International Mathematics and Science Study (TIMSS) is the largest and most ambitious study undertaken by the International Association for the Evaluation of Educational Achievement. Forty-five countries collected data in more than 30 languages. Five grade levels were tested in the two subject areas, so that more than half a million…