 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0 ~- f: d2 t( `; Z' M+ k
https://user.guancha.cn/main/content?id=285543&s=fwzwyzzwzbt
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w3 m9 D8 J7 J5 ?Rockland County population 325,789 (2019)
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6 L: l3 G6 W& b/ B( a0 O2 tRockland County COVID-19 cases 9,699 by April 22
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9699 / 325789 = 2.98% !
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( W( r5 O6 G5 B" m, _% IHow to Get Rid of Bats in the Attic5 K% R8 ^4 e& e V2 e, x6 g. L
http://www.wildlifeanimalcontrol.com/bats.html0 ^+ {" u2 Y% N( l9 m0 t1 `
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! B( M3 _! y, x" [4 V% Q补充内容 (2020-4-22 23:04):
, {0 ~; B. A( F8 t! H B2 \2 }There have been 23,150 tests performed here (Rockland County), with a 41.9% rate of positives.; h2 g, r( Q! ?, [$ ^+ Q
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