This volume brings together experts on various aspects of education to address many of the emerging issues and problems that affect how data are being used or misused in educational contexts. Readers will learn about the importance of using data effectively, responsibly, and ethically to fully understand how cognitive fallacies occur and how they…

The nature of percentile ranks scores is explored using concrete heuristic examples. It is explained why arithmetic operations require measurement on equal-interval scales, and that percentile ranks are not measured on equal-interval scales and therefore may not be added or averaged. The consequences of inappropriately adding percentile ranks are…

This article describes the results of a three-year investigation into cheating by school personnel. The goals of this research were to measure the prevalence of cheating by teachers and administrators and to analyze the factors that predict cheating. Using data on test scores and student records from the Chicago Public Schools, the authors…