The What Works Clearinghouse (WWC) at the Institute of Education Sciences reviews rigorous research on educational practices, policies, programs, and products with a goal of identifying 'what works' and making that information accessible to the public. One critique of the WWC is the need to more closely examine 'what works' for whom, in which…

This technical paper examines some large and unusual movements for data in the 2007 VET (Vocational Education Training) Provider Collection by comparison with 2006. Changes in the patterns of courses undertaken explain most of the divergence between students, enrolments and hours. Appendices include: (1) Derivation of the decomposition; (2) Tables…

The "PISA 2009 Technical Report" describes the methodology underlying the PISA 2009 survey. It examines additional features related to the implementation of the project at a level of detail that allows researchers to understand and replicate its analyses. The reader will find a wealth of information on the test and sample design,…

This technical paper contains information about the variables in the Longitudinal Surveys of Australian Youth (LSAY) Year 95 cohort data set. It groups each variable into data elements that identify common variables within and across waves. Information is provided about each data element, including its purpose, values, base populations and…

The Organisation for Economic Cooperation and Development's (OECD's) Programme for International Student Assessment (PISA) surveys, which take place every three years, have been designed to collect information about 15-year-old students in participating countries. PISA examines how well students are prepared to meet the challenges of the future,…

This report describes the initial employment and educational paths pursued by physics and astronomy degree recipients at the bachelor's, master's, and PhD levels for the classes of 2002-03 and 2003-04. The report includes starting salaries, primary work activities, ratings of professional challenge and other aspects of initial employment. The…

This report provides the latest available data and analysis of California's teaching workforce and the challenges confronting the state's educators and policy-makers. While the report finds progress toward reducing the shortage of teachers, it raises concerns about low student achievement and the implications for the state's ability to meet the…

This document describes the job opportunities forecast system which provides estimates of total job openings expected to be available in the Washington State Labor market annually through 1985. (The forecast has been keyed to occupational skills consistent with educational programs in the state. This edition of the forecast has been expanded to…

This report, based on data from the 1980 U.S. Bureau of the Census, examines the geographic locations of artists and summarizes the numbers of artists and their basic characteristics for each state and the major Standard Metropolitan Statistical Areas (SMSA). It also compares 1970 and 1980 populations of employed artists in each state and presents…

This document provides enrollment and Average Daily Attendance (ADA) projections for the district and for each college within the district for the next five years. Enrollment data are divided into day and evening components; ADA data are divided into Defined Adult and Other-Than-Defined-Adult components. District enrollment is projected to total…

The accuracy with which regression models estimate treatment effects is dependent upon a number of conditions. The stability of the regression line (a function of sample size and correlation between pretest and posttest) is said to be the most important of these conditions. The utility of regression models is proportional to the size of the…

This report documents the design, administration, and data analysis procedure of the National Assessment of Education Progress (NAEP) for 1996. It indicates the technical decisions that were made and the rationale behind them. Detailed substantive findings are not presented in this report. These chapters provide technical information about the…

The development and data validation of the 1977 Ladd-Lipset national survey of the American professoriate are described. The respondents were selected from a random sample of colleges and universities and from a random sample of individual faculty members from the universities. The 158 institutions in the 1977 survey were selected from 2,406…

Q-type factor analysis was used to re-analyze baseline data collected in 1957, on 47 men aged 65-91. Q-type analysis is the use of factor methods to study persons rather than tests. Although 550 variables were originally studied involving psychiatry, medicine, cerebral metabolism and chemistry, personality, audiometry, dichotic and diotic memory,…

This report documents the design and data analysis procedures of the Trial State Assessment Program of the National Assessment of Educational Progress (NAEP). Today the NAEP is the only survey using advanced plausible values methodology that uses a multiple imputation procedure in a psychometric context. The 1990 Trial State Assessment collected…