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A LITTLE SOMETHING WORTH KNOWING

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Math & LogicOne small ahaProbability or paradox

In this statistical paradox, a trend in separate groups reverses when the groups are combined.

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Math & LogicOne small aha
Your new ahaSimpson's Paradox

Simpson's Paradox — category: Statistical paradox. Source: Simpson's paradox ↗

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A few more worth knowing.

  1. 11One sealed envelope contains twice the money in the other; this puzzle exposes faulty reasoning that seems to favour switching whichever one you chose.RECALL
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  2. 12In this two-player game-theory scenario, individually rational betrayal can leave both worse off than cooperation.RECALL
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  3. 13This ancient Greek philosopher's paradox divides a journey into endlessly smaller distances to challenge the possibility of motion.RECALL
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