Statistical Tricks and Traps

Table of Contents

Introduction

Part A Statistical Graphs
1. Which On-line Bookstore Is Largest?
2. Most Pickups Still on the Road?
3. 100% of the Women in the Workforce?
4. Who Wants Bottled Water?
Part B Percentages
5. A Flat Tax or an Unfair Tax?  
6. Shocking Increase in Cocaine Use?
Part C Averages
7. What Is the Average Household Income?  
8. In God They Trust?
Part D Variability
9. How Trusting Are Rape Survivors?
10. Draw a Happy Face?
Part E Definitions
11. How Many Internet Users?
12.How Many Business Start-Ups?
Part F Assumptions
13. Whom Can You Trust?
14. What’s a Cool Face?
Part G Association and Causation
15. Unhealthy Water?
16. Testosterone Causes Aggressiveness?
17. Liquor Outlets Cause Crime?
Part H Confounding
18. Soybeans or Animal Fat?
19. Does Designated Driving Work?
Part I Sampling
20. Predicting a Presidential Election?
21. Franklin Roosevelt a Loser?
22. Bias All Around Us?
Part J Measurement
23. Whom Do You Trust?
24. Valid Predictors of Achievement?
25. Achieving at Grade Level?
Part K The Big Picture
26. Are You an Individual?
27. Families and Drug Treatment?

Overview