Workshop Statistics

Annotated Contents ix Preface xv To the Student xxi Supplementary Materials xxiii Organization of Workshop Statistics xxvii List of Activities by Application xxxi List of Activities Using Student-Generated Data xxxix Photo Credits xli UNIT 1 Collecting Data and Drawing Conclusions 1 TOPIC 1 Data and Variables 3 TOPIC 2 Data and Distributions 15 TOPIC 3 Drawing Conclusions from Studies 33 TOPIC 4 Random Sampling 53 TOPIC 5 Designing Experiments 77 LAB 1 Friend or Foe? 96 UNIT 2 Summarizing Data 99 TOPIC 6 Two-Way Tables 101 LAB 2 Is Yawning Contagious? 124 TOPIC 7 Displaying and Describing Distributions 127 TOPIC 8 Measures of Center 151 TOPIC 9 Measures of Spread 171 TOPIC 10 More Summary Measures and Graphs 197 LAB 3 Memorizing Letters 221 UNIT 3 Randomness in Data 223 TOPIC 11 Probability 225 TOPIC 12 Normal Distributions 247 TOPIC 13 Sampling Distributions: Proportions 269 TOPIC 14 Sampling Distributions: Means 291 TOPIC 15 Central Limit Theorem and Statistical Inference 309 LAB 4 Rock-Paper-Scissors 326 UNIT 4 Inference from Data: Principles 329 TOPIC 16 Confidence Intervals: Proportions 331 TOPIC 17 Tests of Significance: Proportions 355 TOPIC 18 More Inference Considerations 377 TOPIC 19 Confidence Intervals: Means 395 TOPIC 20 Tests of Significance: Means 421 LAB 5 Sleepless Nights 437 UNIT 5 Inference from Data: Comparisons 441 TOPIC 21 Comparing Two Proportions 443 TOPIC 22 Comparing Two Means 471 TOPIC 23 Analyzing Paired Data 497 LAB 6 Comparison Shopping 517 UNIT 6 Inferences with Categorical Data 519 TOPIC 24 Goodness-of-Fit Tests 521 TOPIC 25 Inference for Two-Way Tables 543 UNIT 7 Relationships in Data 567 TOPIC 26 Graphical Displays of Association 569 TOPIC 27 Correlation Coefficient 593 TOPIC 28 Least Squares Regression 617 TOPIC 29 Inference for Correlation and Regression 647 LAB 7 Backpack Weighing You Down? 666 TABLE I Random Digits T-1 TABLE II Standard Normal Probabilities T-3 TABLE III t-Distribution Critical Values T-5 TABLE IV Chi-Square Distribution Critical Values T-6 APPENDIX A Student Glossary A-1 APPENDIX B Sources for Studies and Datasets B-1 APPENDIX C List of Data Files and Applets C-1 INDEX I-1 ADDITIONAL TOPICS (online only) TOPIC 30 Probability Rules TOPIC 31 Random Variables TOPIC 32 Binomial Distribution TOPIC 33 Analysis of Variance