Introductory statistics for the behavioral sciences

INDICE: Preface Acknowledgements Glossary of Symbols Part I Descriptive Statistics Chapter 1: Introduction Why Study Statistics? Descriptive and Inferential Statistics Populations, Samples, Parameters, and Statistics Measurement Scales Independent and Dependent Variables Ihno's Study Summation Notation Summation Rules Summary Exercises Thought Questions Computer Exercises Bridge to SPSS Chapter 2: Frequency Distributions and Graphs The Purpose of Descriptive Statistics Regular Frequency Distributions Cumulative Frequency Distributions Grouped Frequency Distributions Real and Apparent Limits Interpreting a Raw Score Definition of Percentile and Percentile Rank Computational Procedures Deciles, Quartiles, and the Median Graphic Representations Shapes of Frequency Distributions Summary Exercises Thought Questions Computer Exercises Bridge to SPSSChapter 3: Measures of Central Tendency and Variability Introduction The ModeThe Median The Mean The Concept of Variability The Range The Semi-Interquartile Range The Standard Deviation and Variance Summary Exercises Thought Questions Computer Exercises Bridge to SPSS Chapter 4: Standardized Scores and the Normal Distribution Interpreting a Raw Score Revisited Rules for Changing µ and à Standard Scores (z Scores) T Scores, SAT,a nd IQ Scores The Normal Distribution Tables of the Standard Normal Distribution Illustrative Examples Summary Exercises Thought Questions Computer Exercises Bridge to SPSS Part II Basic Inferential Statistics Chapter 5: Introduction to Statistical Inference Introduction The Goals of Inferential Statistics Sampling Distributions The Standard Error of the Mean The z Score for Sample Means Null Hypothesis Testing Assumptions Required by the Statistical Test for the Mean of a Single Population Summary Exercises Thought Questions Computer Exercises Bridge to SPSS Appendix: The Null Hypothesis Testing Controversy Chapter 6: The One-Sample t Test and Interval Estimation The Statistical Test for the Mean of a Single Population When ÃIs Not Known: The t Distributions Interval Estimation The Standard Error of aProportion Summary Exercises Thought Questions Computer Exercises Bridge to SPSS Chapter 7: Testing Hypotheses about the Difference between the Means of Two Populations The Standard Error of the Difference Estimating the Standard Error of the Difference The t Test for Two Sample Means Confidence Intervals for µ1 µ2 The Assumptions Underlying the Proper Use of the t Test for Two Sample Means Measuring the Size of an Effect The t Test for Matched Samples Summary Exercises Thought Questions Computer Exercises Bridge to SPSS Independent-Samples t Test Matched-Pairs t Test Chapter 8: Nonparametric Tests for the Difference between Two Means Introduction The Difference between the Locations of Two Independent Samples: The Rank-Sum Test The Difference between the Locations of Two Matched Samples: The Wilcoxon Test Summary Exercises Thought Questions Computer Exercises Bridge to SPSS Chapter 9: Linea

• ISBN: 978-0-470-90776-4
• Editorial: John Wiley & Sons
• Encuadernacion: Cartoné
• Páginas: 552
• Fecha Publicación: 04/01/2012
• Nº Volúmenes: 1
• Idioma: Inglés