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Inform your own analyses by seeing how one of the best data analysts in the world approaches analytics problems
Analytics Stories: How to Make Good Things Happen is a thoughtful, incisive, and entertaining exploration of the application of analytics to real-world problems and situations. Covering fields as diverse as sports, finance, politics, healthcare, and business, Analytics Stories bridges the gap between the oft inscrutable world of data analytics and the concrete problems it solves.
Distinguished professor and author Wayne L. Winston answers questions like:
Was Liverpool over Barcelona the greatest upset in sports history?
Was Derek Jeter a great infielder
What's wrong with the NFL QB rating?
How did Madoff keep his fund going?
Does a mutual fund's past performance predict future performance?
What caused the Crash of 2008?
Can we predict where crimes are likely to occur?
Is the lot of the American worker improving?
How can analytics save the US Republic?
The birth of evidence-based medicine: How did James Lind know citrus fruits cured scurvy?
How can I objectively compare hospitals?
How can we predict heart attacks in real time?
How does a retail store know if you're pregnant?
How can I use A/B testing to improve sales from my website?
How can analytics help me write a hit song?
Perfect for anyone with the word "analyst" in their job title, Analytics Stories illuminates the process of applying analytic principles to practical problems and highlights the potential pitfalls that await careless analysts.
Auteur
Wayne L. Winston is Professor Emeritus of Decision Sciences at the Kelley School of Business at Indiana University. He currently teaches Sports Analytics at IU, and has taught analytics to organizations including Microsoft, eBay, Cisco, Deloitte, the U.S. military, Eli Lilly, JP Morgan, and more. A two-time Jeopardy! Champion, he has consulted on analytics for two top NBA teams.
Résumé
Inform your own analyses by seeing how one of the best data analysts in the world approaches analytics problems
Analytics Stories: How to Make Good Things Happen is a thoughtful, incisive, and entertaining exploration of the application of analytics to real-world problems and situations. Covering fields as diverse as sports, finance, politics, healthcare, and business, Analytics Stories bridges the gap between the oft inscrutable world of data analytics and the concrete problems it solves.
Distinguished professor and author Wayne L. Winston answers questions like:
Contenu
Introduction xxvii
Part I What Happened? 1
Chapter 1 Preliminaries 3
Basic Concepts in Data Analysis 3
What Is a Random Variable? 9
Excel Calculations 13
Chapter 2 Was the 1969 Draft Lottery Fair? 17
The Data 17
The Analysis 18
Excel Calculations 20
Chapter 3 Who Won the 2000 Election: Bush or Gore? 23
Projecting the Undervotes 24
What Happened with the Overvotes? 25
The Butterfl y Did It! 25
Excel Calculations 28
Chapter 4 Was Liverpool Over Barcelona the Greatest Upset in Sports History? 31
How Should We Rank Upsets? 31
Leicester Wins the 20152016 Premier League 32
The Jets Win Super Bowl III 33
Other Big Upsets 34
Chapter 5 How Did Bernie Madoff Keep His Fund Going? 35
The Mathematics of Ponzi Schemes 36
Madoff's Purported Strategy 37
The Sharpe Ratio Proves Madoff Was a Fraud 39
Benford's Law and Madoff's Fraud 40
Excel Calculations 41
Chapter 6 Is the Lot of the American Worker Improving? 45
Is U.S. Family Income Skewed? 45
Median Income and Politics 46
Causes of Increasing U.S. Income Inequality 48
Money Isn't Everything: The Human
Development Index 50
Create Your Own Ranking of Well-Being 50
Are Other Countries Catching Up to the U.S.? 51
Excel Calculations 52
Chapter 7 Measuring Income Inequality with the Gini, Palm, and Atkinson Indices 53
The Gini Index 53
The Palma Index 56
The Atkinson Index 57
Excel Calculations 59
Chapter 8 Modeling Relationships Between Two Variables 61
Examples of Relationships Between Two Variables 61
Finding the Best-Fitting (Least Squares) Line 62
Computing the Beta of a Stock 63
What Is a Good R2? 64
Correlation and R2 65
We are Not Living in a Linear World 67
Excel Calculations 69
Chapter 9 Intergenerational Mobility 73
Absolute Intergenerational Mobility 74
Intergenerational Elasticity 74
Rank-Rank Mobility 75
Comparing IGE and Rank-Rank Mobility 75
Measuring Mobility with Quintiles 78
The Great Gatsby Curve 80
Excel Calculations 82
Chapter 10 Is Anderson Elementary School a Bad School? 85
How Can We Adjust for Family Income? 86
Estimating the Least Squares Line 86
Can We Compare Standardized Test Performance for Students in Different States? 86
Excel Calculations 87
Chapter 11 Value-Added Assessments of Teacher Effectiveness 89
Simple Gain Score Assessment 90
Covariate Adjustment Assessment 91
Layered Assessment Model 91
Cross-Classified Constant Growth Assessment 91
Problems with VAA 93
How Much Is a Good Teacher Worth? 94
Excel Calculations 95
Chapter 12 Berkeley, Buses, Cars, and Planes 97
Simpson's Paradox and College Admissions 98
The Waiting Time Paradox 100
When Is the Average of 40 and 80 Not 60? 100
Why Pre COVID Were There Never Empty
Seats on My Flight? 101
Excel Calculations 101
Chapter 13 Is Carmelo Anthony a Hall of Famer? 103
What Metric Defines Basketball Ability? 104
Wins Above Replacement Player (WARP) 105
Manu, Melo, Dirk, and Dwayne 106
How Do 25,000 Points Lead to So Few Wins? 106
Chapter 14 Was Derek Jeter a Great Fielder? 109
Fielding Statistics: The First Hundred Years 109
Range Factor 110 The Fielding Bible: A...