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by sobriquet9 721 days ago
One counterexample may be sufficient to disprove a hypothesis. If you claim a certain quadratic equation has no roots and I give you one root, you can’t say “n=1”.
2 comments

It is a strong datapoint, but he may be using meaningfully different weapons / ammo compared to seals.

Math avoids this kind of uncertainty.

The guns are different, but primers are mostly the same.
Claims about populations in medicine are not very much like math theorems. There are too many exceptions for a single case study to settle the question.
i don't think that is true of lead poisoning