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转一篇从数理统计角度关于病毒起源的分析, I# ` {! O; i* q. @6 b
https://user.guancha.cn/main/content?id=285543&s=fwzwyzzwzbt
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& k- b$ K; ]+ q) H/ E6 W/ Q$ y! E1 URockland County population 325,789 (2019)! \5 I( x& D6 W! X
https://www.google.ca/search?sxs ... &sclient=psy-ab
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. s( ]6 y& F+ S1 X( m& ^- dRockland County COVID-19 cases 9,699 by April 223 V* K) a2 R, b: B( L
https://www.lohud.com/story/news ... dnesday/3002554001/
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9699 / 325789 = 2.98% !
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5 [$ {+ v: k+ C2 p6 h0 KHow to Get Rid of Bats in the Attic& @( X+ F: v5 M3 i
http://www.wildlifeanimalcontrol.com/bats.html
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补充内容 (2020-4-22 23:04):
5 c, V/ x0 V1 h, P- O6 P, ~- oThere have been 23,150 tests performed here (Rockland County), with a 41.9% rate of positives.
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