1.The What and the Why of Statistics 1
2.Organization of Information: Frequency Distributions 27
3.Graphic Presentation 65
4.Measures of Central Tendency 96
5.Measures of Variability 135
6.The Normal Distribution 177
7.Sampling and Sampling Distributions 206
8.Estimation 237
9.Testing Hypotheses 267
10.Bivariate Tables 303
11.The Chi-Square Test and Measures of Association 347
12.Analysis of Variance 388
13.Regression and Correlation 413
Appendix A.Table of Random Numbers 477
Appendix B.The Standard Normal Table 480
Appendix C.Distribution of t 484
Appendix D.Distribution of Chi-Square 486
Appendix E.Distribution of F 487
Appendix E A Basic Math Review 489
Learning Check Solutions 494
Answers to Odd-Numbered Exercises 504
Glossary 546
Notes 551
Index 556