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What is the specificity of this test? Explain the meaning of this statistic, in the context of this test

What is the specificity of this test? Explain the meaning of this statistic, in the context of this test

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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What is the specificity of this test? Explain the meaning of this statistic, in the context of this test.
4 When the prevalence of a disease in the population is very low, such as HIV infection or certain cancers, there is controversy about the benefits of screening everyone for the disease. In this problem, you will see why this is the case. The table below shows what is likely to happen if all roughly 300,000,000 Americans each were given an inexpensive enzyme immunoassay screening test for HIV infection. Test Positive Test Negative Total Have HIV 1,339,370 4,030 1,343,400 Do Not Have HIV 4,479,849 294,176,751 298,656,600 Total 5,819,219 294,180,781 300,000,000 74-75 hp %23 96 & 4. 5 6 7 8 y i u j k b m alt ctrl Retake Use Photo
Transcribed Image Text:4 When the prevalence of a disease in the population is very low, such as HIV infection or certain cancers, there is controversy about the benefits of screening everyone for the disease. In this problem, you will see why this is the case. The table below shows what is likely to happen if all roughly 300,000,000 Americans each were given an inexpensive enzyme immunoassay screening test for HIV infection. Test Positive Test Negative Total Have HIV 1,339,370 4,030 1,343,400 Do Not Have HIV 4,479,849 294,176,751 298,656,600 Total 5,819,219 294,180,781 300,000,000 74-75 hp %23 96 & 4. 5 6 7 8 y i u j k b m alt ctrl Retake Use Photo
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