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Articles

Writing on statistics, math, and machine learning.

These articles are written by Adam Cordeiro. Generative AI is not used to create any of the textual content within the articles. Generative AI is used to help with formatting and some coding behind interactive elements within the articles.

101 Statistical Ideas I wish I learned Sooner September 1, 2026 Students are taught how to apply statistics before they are given a clear overview of what statistics is and how it functions leading to a lot of gaps. Here are some things I wish I learned earlier.

Coins

A series building intuition for probability and statistics through coin flips.

1. Preface September 1, 2026 An overview of who these articles are designed for, and why I bothered writting them.
2. Counting and Probability July 25, 2026 Coins as statistical machines: basic probability, combinatorics, independence, the binomial formula, and Bayes' theorem, with interactive visualizations.
3. Distributions, Expectation, and Variance August 31, 2026 Random variables and their distributions, expected value and its properties, variance, and conditional expectation — all through the lens of coins.