Mathematics & Statistics
Probability, evidence, numerical methods, and the recurring gap between a number and what the number means.
Selected Essays
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Cramér's V and the Missing Half of Chi-Square
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Proving Something Is True Is Not the Same as Proving It Matters
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The Gini Mean Difference
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Using Median Polish
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Ridit Analysis for Ordered Data
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McNemar's Test: The Hidden Gem for Paired Binary Data
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Solar Eclipse Mathematics
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How Math Influences Legal Decisions
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What is Stochastic Calculus?
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The Value of Mathematical Knowledge
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The Risk of Dying From COVID-19
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I Thought the Generals Were Due!
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What is a 100-year flood?
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Statistical Likelihood of Extreme Events and the Ellicott City Floods
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Thoughts on Monty Hall
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How Many Floating Point Numbers are There?
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Waterfall Charts in R