Study Guide for Practical Statistics for Educators

Ruth Ravid is professor of education at National College of Education, National-Louis University, Illinois, teaching courses in educational research and assessment. She is the author of the successful textbook Practical Statistics for Educators.Elizabeth Oyer is the director of EvalSolutions Inc., providing evaluation services for state agencies, universities, businesses, education cooperatives, technology centers, and school districts throughout the United States.

• Chapter 1: An Overview of Educational ResearchChapter 1 AnswersChapter 2: Basic Concepts in StatisticsChapter 2 AnswersChapter 3: Organizing and Graphing DataChapter 3 AnswersChapter 3 Supplemental Microsoft Excel ExercisesChapter 3 Answers for Microsoft Excel ExercisesChapter 4: Measures of Central TendencyChapter 4 AnswersChapter 4 Supplemental Microsoft Excel ExercisesChapter 4 Answers for Microsoft Excel ExercisesChapter 5: Measures of VariabilityChapter 5 AnswersChapter 5 Supplemental Microsoft Excel ExercisesChapter 5 Answers for Microsoft Excel ExercisesChapter 6: The Normal Curve and Standard ScoresChapter 6 AnswersChapter 7: Interpreting Test ScoresChapter 7 AnswersChapter 8: CorrelationChapter 8 AnswersChapter 8 Supplemental Microsoft Excel ExercisesChapter 8 Answers for Microsoft Excel ExercisesChapter 9: Prediction and RegressionChapter 9 AnswersChapter 9 Supplemental Microsoft Excel ExercisesChapter 9 Answers for Microsoft Excel ExercisesChapter 10: t TestChapter 10 AnswersChapter 10 Supplemental Microsoft Excel ExercisesChapter 10 Answers for Microsoft Excel ExercisesChapter 11: Analysis of Variance (ANOVA)Chapter 11 AnswersChapter 11 Supplemental Microsoft Excel ExercisesChapter 11 Answers for Microsoft Excel ExercisesChapter 12: Chi SquareChapter 12 AnswersChapter 13: ReliabilityChapter 13 AnswersChapter 14: ValidityChapter 14 AnswersChapter 15: Planning and Conducting Research StudiesChapter 15 Answers