A screening test is applied to 200 patients suffering from a certain disease. This test is also applied to 200 persons selected randomly from the community who do not have the disease, called "controls". The following table summarizes the test results: Patients who Community controls have the disease Total Positive tests 166 18 184 Negative tests 34 182 216 Total 200 200 400 What is the specificity of this test? A) 0.73 B) 0.91 D) 0.89 C) 0.82 E) 0.10
A screening test is applied to 200 patients suffering from a certain disease. This test is also applied to 200 persons selected randomly from the community who do not have the disease, called "controls". The following table summarizes the test results: Patients who Community controls have the disease Total Positive tests 166 18 184 Negative tests 34 182 216 Total 200 200 400 What is the specificity of this test? A) 0.73 B) 0.91 D) 0.89 C) 0.82 E) 0.10
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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Transcribed Image Text:A screening test is applied to 200 patients suffering from a certain
disease. This test is also applied to 200 persons selected randomly
from the community who do not have the disease, called "controls".
The following table summarizes the test results:
Patients who
Community
have the disease
controls
Total
Positive tests
166
18
184
Negative tests
34
182
216
Total
200
200
400
What is the specificity of this test?
A) 0.73
B) 0.91
C) 0.82
D) 0.89
E) 0.10
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