Variance Neglect: Why You're Optimizing the Wrong Number
Focusing only on averages while ignoring variance is one of the most expensive mistakes in data science. Here's why variance deserves your full attention.
C. Pearson6 posts tagged decision making from Mean Methods.
Goodhart's Law explains why optimizing for any metric destroys its usefulness as a measure, and why your KPIs are probably lying to you right now.
C. PearsonThe Gambler's Fallacy feels like logic but it's a statistical trap, and it's costing you more than casino chips.
C. PearsonThe prosecutor's fallacy flips conditional probability, and it doesn't just convict innocent people. It quietly corrupts decisions everywhere.
C. PearsonMost people misunderstand the Law of Large Numbers, and that misunderstanding is quietly wrecking their decisions about data, gambling, and risk.
C. PearsonBase rate neglect is the statistical error hiding behind your best decisions. Here's why ignoring prior probabilities quietly destroys your analysis.
C. Pearson