1 The Statistical Imagination 1
2 Statistical Analysis:Error Management and Control 32
3 Charts and Graphs:A Picture Says a Thousand Words 72
4 Measuring Averages 96
5 Measuring Dispersion or Spread in a Distribution of Scores 122
6 Probability Theory and the Normal Probability Distribution 154
7 Using Probability Theory to Produce Sampling Distributions 189
8 Parameter Estimation Using Confidence Intervals 221
9 Hypothesis Testing 249
10 Single-Sample Hypothesis Tests:Establishing the Representativeness of Samples 288
11 Bivariate Relationships:t-Test for Comparing the Means of Two Groups 334
12 Analysis of Variance:Differences among Means of Three or More Groups 376
13 Nominal Variables:The Chi-Square and Binomial Distributions 418
14 Correlation and Regression:Part 1:Concepts and Calculations 460
15 Correlation and Regression:Part 2:Hypothesis Testing and Aspects of a Relationship 492
16 Rank-Order Correlation between Two Ordinal Variables 524
Appendix A Review of Basic Mathematical Operations 562
Appendix B Statistical Probability Tables 571
Appendix C Answers to Selected Chapter Exercises 580
References 591
Index 595