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Friday Fun Thread for June 20, 2025

Be advised: this thread is not for serious in-depth discussion of weighty topics (we have a link for that), this thread is not for anything Culture War related. This thread is for Fun. You got jokes? Share 'em. You got silly questions? Ask 'em.

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You have P(dad is bald | son is balding). If you can find P(bald) and P(born to a bald dad) - assuming the latter doesn’t impact the sex ratio - you could use Bayes’ Theorem instead of searching for P(son is balding | dad is bald).

I figured it out, but with the caveat that this only works in ideal circumstances which are very much not true.

Here's the link to the full post. I'm reasonably confident about the maths.

Awesome! It warms my smooth pate to see Bayes in the wild.