PPRuNe Forums - View Single Post - united plans on re-opening over 25 international routes
Old 3rd Aug 2020, 22:55
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jvr
 
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Originally Posted by Australopithecus
So yeah, 300,000 dead would be a reasonable expectation if half of the country got Covid19 which, btw, is in the range required for the vaunted herd immunity value. But forget the exactitude of the number prediction.
Herd immunity is believed to set in at somewhere in the 40ies range.
And that does not mean that some 40% plus of the population needs to get covid 19.
Just that some 40% plus need to have have immunity of some sort.
And that there is a lot of immune people without them having had the infection has been established.

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