Mathematics, 05.05.2020 07:33 sandrafina2004
A common blood test performed on pregnant women to screen for chromosome abnormalities in the fetus measures the human chorionic gonadotropin (hCG) hormone. Suppose that in a given population, 4% of fetuses have a chromosome abnormality. The test correctly produces a positive result for a fetus with a chromosome abnormality 90% of the time and correctly produces a negative result for a fetus without an abnormality 85% of the time. a. What proportion of women who are tested get a negative test result? b. What proportion of women who get a positive test result are actually carrying a fetus with a chromosome abnormality?
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A common blood test performed on pregnant women to screen for chromosome abnormalities in the fetus...
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