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Cover......Page 1
Title Page......Page 4
Copyright Page......Page 5
Meet the Authors......Page 7
Table of Contents......Page 8
Preface......Page 12
Technology Resources......Page 19
Acknowledgments......Page 23
Index of Applications......Page 25
1. Stats Starts Here......Page 32
2. Displaying and Describing Data......Page 48
3. Relationships Between Categorical Variables—Contingency Tables......Page 95
4. Understanding and Comparing Distributions......Page 126
5. The Standard Deviation as a Ruler and the Normal Model......Page 153
Review of Part I: Exploring and Understanding Data......Page 185
6. Scatterplots, Association, and Correlation......Page 194
7. Linear Regression......Page 227
8. Regression Wisdom......Page 264
9. Multiple Regression......Page 307
Review of Part II: Exploring Relationships Between Variables......Page 338
10. Sample Surveys......Page 350
11. Experiments and Observational Studies......Page 374
Review of Part III: Gathering Data......Page 398
12. From Randomness to Probability......Page 404
13. Sampling Distribution Models and Confidence Intervals for Proportions......Page 441
14. Confidence Intervals for Means......Page 472
15. Testing Hypotheses......Page 503
16. More About Tests and Intervals......Page 538
Review of Part IV: From the Data at Hand to the World at Large......Page 563
17. Comparing Groups......Page 572
18. Paired Samples and Blocks......Page 616
19. Comparing Counts......Page 641
20. Inferences for Regression......Page 673
Review of Part V: Inference for Relationships......Page 716
Parts I–V Cumulative Review Exercises......Page 729
A. Answers......Page 735
B. Credits......Page 781
C. Indexes......Page 785
D. Tables and Selected Formulas......Page 797