Table of Contents
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