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Direct linkSullivan, Jeremy R.; Holcomb, Michelle R. – Assessment for Effective Intervention, 2010
This article presents a review of the "Psychosocial Evaluation and Threat Risk Assessment" (PETRA), a 60-item self-report instrument "designed to address the psychosocial characteristics most commonly associated with acts of school violence" among middle school and high school students ages 11 to 18 years. The PETRA was…
Descriptors: Violence, Psychological Evaluation, Social Desirability, Test Reviews
Strasser, Nora – Journal of College Teaching & Learning, 2007
Avoiding statistical mistakes is important for educators at all levels. Basic concepts will help you to avoid making mistakes using statistics and to look at data with a critical eye. Statistical data is used at educational institutions for many purposes. It can be used to support budget requests, changes in educational philosophy, changes to…
Descriptors: Statistics, Statistical Data, Validity, Data Interpretation
Download full textMurphy, Kevin R. – 1982
There are two general methods of cross-validation: empirical estimation, and formula estimation. In choosing a specific cross-validation procedure, one should consider both costs (e.g., inefficient use of available data in estimating regression parameters) and benefits (e.g., accuracy in estimating population cross-validity). Empirical…
Descriptors: Cost Effectiveness, Estimation (Mathematics), Mathematical Formulas, Psychometrics
Betebenner, Damian W. – Education and the Public Interest Center, 2008
This study examines the relationship between high-stakes school accountability and its effects upon student test scores and school policies. The authors seek to understand the extent to which accountability sanctions and incentives for the poorest-performing schools in Florida explain subsequent changes in school practices and policies as well as…
Descriptors: Sanctions, Achievement Gains, Academic Achievement, Statistical Analysis
Dade County Public Schools, Miami, FL. Office of Educational Accountability. – 1983
The purpose of this study was to determine the validity of school and district dropout data and, if possible, to establish an accurate dropout rate for the Dade County Public Schools. Several key school files and documents were examined; prior dropout data were examined; and a survey of school personnel was conducted. The general conclusion of the…
Descriptors: Data Collection, Dropout Rate, Dropouts, School Districts
Western Interstate Commission for Higher Education, Boulder, CO. – 1992
In 1979, the Western Interstate Commission for Higher Education (WICHE) began its high school graduates by state projections. The three editions issued since that time have been widely used. This report provides an analysis of the accuracy of the WICHE's projections and an examination of the cohort survival method used to generate the projections.…
Descriptors: Cohort Analysis, Comparative Analysis, Educational Trends, Enrollment Projections
