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PBS News Hour
The value -- and the limitations -- of COVID-19 models
For months, scientists and public officials have relied upon computer-based models to try to predict the trajectory or the coronavirus outbreak. But models are not crystal balls, and all of them involve human assumptions. Science correspondent Miles O’Brien reports on how the efforts that go into making these models -- and their ultimate purpose -- are more complicated than many of us realize.
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This episode is the July 19, 2023 broadcast.
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