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supreme_sublime | 7 years ago

I did take calculus in high school, but I barely remember it. So I don't understand your notation, if you could explain in a bit more layman terms it would be great. As I understand it, the chance for birth defects goes from around 1% to 3-4%, about the same as a woman in her late 30s/early 40s having a child. I'm not sure if this would compound over generations though, it seems like it would.

I don't really think that my comment was "racist". Just talking about how culture affects genes and vice versa. Was it not bad that the old European nobles were inbred as well?

discuss

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foldr|7 years ago

>I did take calculus in high school, but I barely remember it

Probability calculus, not calculus in the sense of integration and differentiation.

>So I don't understand your notation

P(x) is the background probability of x. P(x|y) is the probability of x given y.

>I'm not sure if this would compound over generations

It's already had plenty of time to compound over generations, to whatever extent it does.

>the chance for birth defects goes from around 1% to 3-4%, about the same as a woman in her late 30s/early 40s having a child.

Indeed, which shows how silly your theory is. I mean, are you really suggesting that a slightly higher incidence of e.g. cystic fibrosis in Pakistani communities somehow makes it more difficult for them to integrate? That's such utter nonsense that you shouldn't be surprised if people infer some kind of malicious intent behind your comment.

supreme_sublime|7 years ago

>It's already had plenty of time to compound over generations, to whatever extent it does.

I'm not sure what you mean, most westerners don't make a habit of marrying their cousins.

Because of this compounding it means that the risks would be much higher than 3-4%, which is what we see in the data.

>I mean, are you really suggesting that a slightly higher incidence of e.g. cystic fibrosis in Pakistani communities somehow makes it more difficult for them to integrate?

It seems as though birth defects aren't the only way that inbreeding negatively affects offspring. It also appears to lower intelligence[0], while also increasing mental health issues.

[0] - https://link.springer.com/article/10.1007%2FBF01068128