Talk:Saphron Cotta-Arc/@comment-37887156-20190115201528/@comment-25396609-20190211180619

I can't remember the term for it, but the reason there's a reason for both that and the 1 in 20 to be true. It all comes down to averages.

Even if there's a higher concentration in some areas, the overall statistic remains unchanged as there's  also areas where it is disproportionately low.