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Thus the probability we want is 91008 which is about

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Unformatted text preview: test is positive negative total has disease 9 1 10 no disease 999 8991 9990 We can now enter the column totals to get the final table: test is positive negative total has disease 9 1 10 no disease 999 8991 9990 total 1008 8992 10,000 Now analyze the table: In the first row, 9/10 (or 90%) is called the sensitivity rate. This is the proportion of people who correctly test positive. In other words, it represents the ability of the test to detect the presence of the disea...
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