This book offers practical guidance for understanding and implementing APA Style Journal Article Reporting Standards (JARS) and Meta-Analysis Reporting Standards (MARS) for quantitative research. These standards provide the essential information researchers need to report, including detailed accounts of the methods they followed, data results and…

This report describes in detail how researchers, policymakers, and program administrators can recognize opportunities for experiments and carry them out. Specifically, the report focuses on opportunistic experiments, defined as randomized controlled trials (RCTs) that study the effects of initiatives, program changes, or policy actions that…

This paper provides a guide to calculating statistical power for the complex multilevel designs that are used in most field studies in education research. For multilevel evaluation studies in the field of education, it is important to account for the impact of clustering on the standard errors of estimates of treatment effects. Using ideas from…

This Environmental Protection Agency manual was developed to provide pollution biologists with the most recent methods for measuring the effects of environmental contaminants on freshwater and marine organisms. The sections of this manual include: (1) Biometrics; (2) Plankton; (3) Periphyton; (4) Macrophyton; (5) Macroinvertebrates; (6) Fish; and…

This manual is intended to improve both the design of longitudinal studies and analysis of the resulting data. Issues related to educational and developmental research have been emphasized in these eight chapters. Topics of particular interest to longitudinal researchers include stochastic models of developmental change, mathematical…

This manual has been designed as a practical guide to quantifying and measuring the results, or outputs, of public library service to children. The basic output measures presented are tailored to reflect library services to children (defined as persons 14 years old and younger) and their care givers. Six categories of measures are presented: (1)…

This speech presents the use of experimental designs and research procedures to help counselors develop effective treatment methods for clients. Baseline and treatment phases are delineated as the two basic phases occuring in most "N=1" designs. These designs are divided into the categories of single and multiple time series designs. The…

This manual is intended for use as a training publication and as a guide for investigators working wage compliance cases. The manual is divided into 10 sections. They contain a comprehensive review of the pay board regulations which remain in effect for those industries under mandatory control and serve as guidelines for the voluntary sector. To…

This guide gives both an overview and a detailed summary of data from the Teacher Education and Learning to Teach (TELT) study that is now available in the National Center for Research on Teacher Education (NCRTE) IZE format database. The TELT study was a 5-year longitudinal study funded by the Office of Educational Research and Improvement (OERI)…