 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/ a& R! y1 g1 Z, k' p9 k7 y
https://user.guancha.cn/main/content?id=285543&s=fwzwyzzwzbt
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/ ?9 K3 A: W$ tRockland County population 325,789 (2019)
! {' b( i. S7 u( R% y3 E& z( f, Rhttps://www.google.ca/search?sxs ... &sclient=psy-ab
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Rockland County COVID-19 cases 9,699 by April 22
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9699 / 325789 = 2.98% !+ W7 L. }2 Q, a9 t4 q
+ W" Y6 \$ l, q* @3 H* m7 dHow to Get Rid of Bats in the Attic [: b5 {2 C! p6 O
http://www.wildlifeanimalcontrol.com/bats.html1 K: \8 H' ^6 E8 s9 G0 W( a6 y
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补充内容 (2020-4-22 23:04):
( N+ o6 r4 ?5 U6 r) AThere have been 23,150 tests performed here (Rockland County), with a 41.9% rate of positives.% l2 q, ^6 y/ ?$ z/ S
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