Analytics Stories : Using Data to Make Good Things Happen

Cover -- Title Page -- Copyright Page -- About the Author -- About the Technical Editor -- Acknowledgments -- Contents at a Glance -- Contents -- Introduction -- Part I What Happened? -- Chapter 1 Preliminaries -- Basic Concepts in Data Analysis -- What Is a Random Variable? -- Excel Calculations -- Chapter 2 Was the 1969 Draft Lottery Fair? -- The Data -- The Analysis -- Excel Calculations -- Chapter 3 Who Won the 2000 Election: Bush or Gore? -- Projecting the Undervotes -- What Happened with the Overvotes? -- The Butterfly Did It! -- Excel Calculations -- Chapter 4 Was Liverpool Over Barcelona the Greatest Upset in Sports History? -- How Should We Rank Upsets? -- Leicester Wins the 2015-2016 Premier League -- #16 Seed UMBC Beats #1 Seed Virginia -- The Jets Win Super Bowl III -- Other Big Upsets -- Chapter 5 How Did Bernie Madoff Keep His Fund Going? -- The Mathematics of Ponzi Schemes -- Madoff's Purported Strategy -- The Sharpe Ratio Proves Madoff Was a Fraud -- Benford's Law and Madoff's Fraud -- Excel Calculations -- Chapter 6 Is the Lot of the American Worker Improving? -- Is U.S. Family Income Skewed? -- Median Income and Politics -- Causes of Increasing U.S. Income Inequality -- Money Isn't Everything: The Human Development Index -- Create Your Own Ranking of Well-Being -- Are Other Countries Catching Up to the U.S.? -- Chapter 7 Measuring Income Inequality with the Gini, Palm, and Atkinson Indices -- The Gini Index -- The Palma Index -- The Atkinson Index -- Excel Calculations -- Chapter 8 Modeling Relationships Between Two Variables -- Examples of Relationships Between Two Variables -- Finding the Best-Fitting (Least Squares) Line -- Computing the Beta of a Stock -- What Is a Good R2? -- Correlation and R2 -- We Are Not Living in a Linear World -- Excel Calculations -- Chapter 9 Intergenerational Mobility.