 鲜花( 170)  鸡蛋( 0)
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转一篇从数理统计角度关于病毒起源的分析' y W. [, E E2 R
https://user.guancha.cn/main/content?id=285543&s=fwzwyzzwzbt
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Rockland County population 325,789 (2019)2 J- [. A' I' \& i: j ^+ b
https://www.google.ca/search?sxs ... &sclient=psy-ab
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/ z! c! T+ {3 z& A' zRockland County COVID-19 cases 9,699 by April 224 T4 M0 h$ k) U
https://www.lohud.com/story/news ... dnesday/3002554001/
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9699 / 325789 = 2.98% !, V$ _- [; @1 b3 B+ g; j; I
7 ~, _) b: _5 i- P# HHow to Get Rid of Bats in the Attic
% n) z+ o3 h, S/ whttp://www.wildlifeanimalcontrol.com/bats.html
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# \5 v/ c% E5 C8 h* Q' I) C) R补充内容 (2020-4-22 23:04):) ?: q+ @5 J* I7 \$ ^
There have been 23,150 tests performed here (Rockland County), with a 41.9% rate of positives.; u+ H$ p$ q3 h
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