Search results for ""author robert l. johnson""
Guilford Publications Survey Scales: A Guide to Development, Analysis, and Reporting
Synthesizing the literature from the survey and measurement fields, this book explains how to develop closed-response survey scales that will accurately capture such constructs as attitudes, beliefs, or behaviors. It provides guidelines to help applied researchers or graduate students review existing scales for possible adoption or adaptation in a study; create their own conceptual framework for a scale; write checklists, true-false variations, and Likert-style items; design response scales; examine validity and reliability; conduct a factor analysis; and document the instrument development and its technical quality. Advice is given on constructing tables and graphs to report survey scale results. Concepts and procedures are illustrated with "Not This/But This" examples from multiple disciplines. User-Friendly Features *End-of-chapter exercises with sample solutions, plus annotated suggestions for further reading. *"Not This/But This" examples of poorly written and strong survey items. *Chapter-opening overviews and within-chapter summaries. *Glossary of key concepts. *Appendix with examples of parametric and nonparametric procedures for group comparisons.
£40.99
Guilford Publications Assessing Performance: Designing, Scoring, and Validating Performance Tasks
A comprehensive resource for assessment practitioners, this book provides step-by-step guidance for developing, administering, scoring, and validating a range of performance tasks, including literacy and other types of proficiency assessments. The authors explore how to establish the purpose of the assessment and how to develop scoring tools, train raters, reduce rater bias, review scores and report results, and use item-level and test-level analyses to optimize reliability and validity. Clearly written and well organized, the book includes many practical examples and accessible explanations of concepts and statistical procedures. It encompasses the breadth of applications of performance assessment today, from educational testing and the credentialing of professionals to research and program evaluation.User-friendly features include:*Checklists of activities to complete at each stage of a performance assessment *End-of-chapter questions to facilitate self-study *Annotated suggestions for further reading *A quick-reference glossary of terms*Examples drawn from multiple educational and professional licensure contexts
£45.99
