A backend engineer's blog-style newsletter explaining A/B split testing, covering sample size, statistical parameters, binomial distributions, R analysis and C++ simulation. Each issue walks through concrete worked examples and code so readers can understand how false positives and sample size affect test conclusions.
Website: https://www.krisb.codes/
Silver Bulletin publishes data-driven analysis of elections, polling, media, sports and poker, including regularly updated forecast models and polling averages. Readers get transparent methodology, pollster ratings and dashboards covering the midterms, presidential approval and the generic ballot.
Junk Charts critiques data visualizations and statistical claims, using frameworks like the Trifecta Checkup to examine charts, data and the questions behind them. Recent issues cover a reproduction of Pfizer Covid-19 vaccine trial analyses, a critique of a subway-stop closure analysis, and a flawed bar chart of top acquisitions.
Essays applying economics, statistics and software-engineering thinking to unusual questions, such as the social cost of spam, caching standards for LLM APIs, and checking published research for package bugs. Readers get quantified, argument-driven analysis with concrete numbers and sources.
Reviews recent difference-in-differences and applied econometrics papers, with TL;DRs and plain-language explanations of the methods. Also includes longer original essays, such as a two-part field guide to missing data problems in empirical research.
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