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verdvermtoday at 2:20 AM1 replyview on HN

> the most accurate way for me to understand the world

Are you sure it's not survivorship bias or similar? I've seen multiple trend lines that are very confident only to switch to the opposite outcome at the very end.


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pgodzintoday at 2:43 AM

Are you sure you're not the one seeing the survivorship bias? Something that is 10% likely to happen ends up switching to the opposite outcome at the very end 1/10 times. There are thousands of prediction markets up at any given time, so there are going to be plenty of examples of unlikely events happening.

But there is plenty of research on how well-calibrated they are. For example, https://polymarket.com/accuracy

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