The Ecological Fallacy: What's True for Groups Is Not True for People
The ecological fallacy silently corrupts data analysis. Here's why group-level statistics can't tell you what you think they can about individuals.
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probability
6 posts tagged probability from Mean Methods.
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The Gambler's Fallacy: Why Your Brain Thinks Coins Have Memory
The Gambler's Fallacy feels like logic but it's a statistical trap, and it's costing you more than casino chips.
C. PearsonExpected Value Is a Lie Your Brain Can't Process
Expected value is the most useful concept in probability, and one of the most systematically misapplied. Here's why your intuition keeps betraying you.
C. PearsonThe Prosecutor's Fallacy: How Probability Gets Weaponized in Courtrooms (and Boardrooms)
The prosecutor's fallacy flips conditional probability, and it doesn't just convict innocent people. It quietly corrupts decisions everywhere.
C. PearsonThe Law of Large Numbers Is Not What You Think It Is
Most people misunderstand the Law of Large Numbers, and that misunderstanding is quietly wrecking their decisions about data, gambling, and risk.
C. PearsonBase Rate Neglect: Why Your Gut Probability Is Almost Always Wrong
Base rate neglect is the statistical error hiding behind your best decisions. Here's why ignoring prior probabilities quietly destroys your analysis.
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