Spurious

beautifully meaningless correlations

iPod units sold

correlates with

US pizza restaurant spending

r = -0.90891% · 2005-2022
iPod units soldUS pizza restaurant spending

These two datasets have a 91% correlation over 2005-2022. Remember: correlation does not imply causation. But it does waggle its eyebrows suggestively.

Books for people who liked this kind of nonsense

Freakonomics: A Rogue Economist Explores the Hidden Side of Everything by Steven D. Levitt & Stephen J. Dubner
Recommended read

Freakonomics: A Rogue Economist Explores the Hidden Side of Everything

Steven D. Levitt & Stephen J. Dubner

The book that made 'what do sumo wrestlers and teachers have in common' a genre.

View on Amazon →
The Invisible Gorilla: How Our Intuitions Deceive Us by Christopher Chabris & Daniel Simons

The Invisible Gorilla: How Our Intuitions Deceive Us

Christopher Chabris & Daniel Simons

Predictably Irrational by Dan Ariely

Predictably Irrational

Dan Ariely

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Data Sources

iPod units soldinvestor.apple.com ↗
US pizza restaurant spendingibisworld.com ↗
spuriouscorrelation ≠ causation

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