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Sociology  /  Soc 0177  ·  Atom · ~20 seconds

"Correlation Proves Causation"

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State

Two factors varying together does not establish that either causes the other, because a third factor may drive both, or the causal arrow may point the other way.

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Ice cream sales and drownings rise together; heat raises both, and neither causes the other.

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This is the commonest misreading of social data, and the most confidently made.