Piranhas and prime factors
( go to the article → https://www.johndcook.com/blog/2023/04/10/pirme-piranhas/ )
The piranha problem says an event cannot be highly correlated with a large number of independent predictors. If you have a lot of strong predictors, they must predict each other, analogous to having too many piranhas in a small body of water. The piranha problem is subtle. It can sound obvious or mysterious, depending on […]
The post Piranhas and prime factors first appeared on John D. Cook.
April 10, 2023, 1:32 p.m.
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