x Contents 9 INFERENCES FROM TWO SAMPLES 440 9-1 Two Proportions 442 9-2 Two Means: Independent Samples 454 9-3 Matched Pairs 469 9-4 Two Variances or Standard Deviations 480 9-5 Resampling: Using Technology for Inferences 490 10 CORRELATION AND REGRESSION 506 10-1 Correlation 508 10-2 Regression 529 10-3 Prediction Intervals and Variation 544 10-4 Multiple Regression 552 10-5 Nonlinear Regression 564 11 GOODNESS-OF-FIT AND CONTINGENCY TABLES 576 11-1 Goodness-of-Fit 578 11-2 Contingency Tables 590 12 ANALYSIS OF VARIANCE 610 12-1 One-Way ANOVA 612 12-2 Two-Way ANOVA 626 13 NONPARAMETRIC TESTS 642 13-1 Basics of Nonparametric Tests 644 13-2 Sign Test 646 13-3 Wilcoxon Signed-Ranks Test for Matched Pairs 657 13-4 Wilcoxon Rank-Sum Test for Two Independent Samples 664 13-5 Kruskal-Wallis Test for Three or More Samples 671 13-6 Rank Correlation 677 13-7 Runs Test for Randomness 686 14 STATISTICAL PROCESS CONTROL 700 14-1 Control Charts for Variation and Mean 702 14-2 Control Charts for Attributes 713 15 HOLISTIC STATISTICS 724 APPENDIX A TABLES AND FORMULAS 731 APPENDIX B DATA SETS 749 APPENDIX C WEBSITES AND BIBLIOGRAPHY OF BOOKS 765 APPENDIX D ANSWERS TO ODD-NUMBERED SECTION EXERCISES 766 (and all Quick Quizzes, all Review Exercises, and all Cumulative Review Exercises) Credits 815 Subject Index 823 Applications Index 835
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