 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2 V% ?0 B, o& M6 ~! W
https://user.guancha.cn/main/content?id=285543&s=fwzwyzzwzbt, O& }) X/ r' f0 I; t+ {
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Rockland County population 325,789 (2019), c, f% s0 d8 U0 P
https://www.google.ca/search?sxs ... &sclient=psy-ab
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0 ?9 A! U' H3 f. F! oRockland County COVID-19 cases 9,699 by April 22 h d8 O! ^5 C2 \6 D! \9 _2 `
https://www.lohud.com/story/news ... dnesday/3002554001/" Q! F1 |8 I, z( |- C1 Z% n9 [+ v6 a
7 S! |0 x% D- g2 D9699 / 325789 = 2.98% !
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How to Get Rid of Bats in the Attic7 S1 m- \, s2 y
http://www.wildlifeanimalcontrol.com/bats.html
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补充内容 (2020-4-22 23:04):
, N8 X, O" z4 [There have been 23,150 tests performed here (Rockland County), with a 41.9% rate of positives.
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