3. Dr.Peeradone detects the quality of the new purchased machine for hepatitis B infection and the result present in following table. New machine testing results Non-reactive 15 Нерatitis B Reactive Free 5 Infected 5 20 3.1 Please calculate the prevalence of hepatitis B infection, sensitivity, specificity 3.2 Please calculate positive predictive value, negative predictive value, and accuracy 3.3 Please calculate LR+, LR-, and LR

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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3. Dr.Peeradone detects the quality of the new purchased machine for hepatitis B infection
and the result present in following table.
Нерatitis B
New machine testing results
Non-reactive
Reactive
Free
15
5
Infected
5
20
3.1 Please calculate the prevalence of hepatitis B infection, sensitivity, specificity
3.2 Please calculate positive predictive value, negative predictive value, and accuracy
3.3 Please calculate LR+, LR-, and LR
Transcribed Image Text:3. Dr.Peeradone detects the quality of the new purchased machine for hepatitis B infection and the result present in following table. Нерatitis B New machine testing results Non-reactive Reactive Free 15 5 Infected 5 20 3.1 Please calculate the prevalence of hepatitis B infection, sensitivity, specificity 3.2 Please calculate positive predictive value, negative predictive value, and accuracy 3.3 Please calculate LR+, LR-, and LR
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