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转一篇从数理统计角度关于病毒起源的分析- `& Y, g! ^& O0 ^7 C* J& X
https://user.guancha.cn/main/content?id=285543&s=fwzwyzzwzbt
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" q; V/ x* Q K2 a' HRockland County population 325,789 (2019)
+ h2 B# ]" r; l( j8 Y" _& qhttps://www.google.ca/search?sxs ... &sclient=psy-ab: w3 k, R& ~4 }# x) A6 B
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Rockland County COVID-19 cases 9,699 by April 22; i* W K( T, A& Y9 c! H0 H
https://www.lohud.com/story/news ... dnesday/3002554001/
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' I+ @ \1 G+ L* x+ u% Z" J8 F% W( \9699 / 325789 = 2.98% !
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How to Get Rid of Bats in the Attic
8 s4 j _: l) M: x- c4 J* _0 ]http://www.wildlifeanimalcontrol.com/bats.html
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9 g- G8 [ {+ l: X+ E2 `6 d1 [4 [补充内容 (2020-4-22 23:04):
7 \8 i% a8 g; v$ x# u; x% ]4 z, _There have been 23,150 tests performed here (Rockland County), with a 41.9% rate of positives.
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