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Bayes theorem, the geometry of changing beliefs

3Blue1Brown · explainer · Watch on YouTube

Probability & game theoryRecreational & visual math

What it is

3Blue1Brown presents Bayes' theorem through a geometric diagram, showing how evidence should update beliefs. It works through the Kahneman and Tversky style questions and base rates.

Why Hacker News recommends it

HN people recommend it as the most intuitive introduction to Bayes' theorem and cite it in base-rate arguments.

  • 2 people recommended it
  • 2 different months
  • 1 strong recommendations
  • first 2022, last 2024

What HN commenters said

  1. “I particularly like 3Blue1Brown's introduction to Bayes theorem as it includes the Kahneman and Tversky questions”

    Introduction to Bayes covering Kahneman and Tversky questions and reframing

    godelski, 2024-07 · Strong recommendation · in “Instrumenting Python GIL with eBPF”

  2. “There's a very cool 3Blue1Brown video [0] that helps give you an intuitive feel for Bayes Theorem.”

    Intuitive feel for Bayes theorem

    logshipper, 2022-01 · Recommendation · in “Visualizing Bayes Theorem (2009)”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: probability, bayesian reasoning, base rates, 3blue1brown, visual math

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