How can we calculate specificity? Explain with example.#Don't spam! – InterviewSolution

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1.	How can we calculate specificity? Explain with example.#Don't spam!
Answer» IS HELPS YOU :The specificity is calculated as the NUMBER of non-diseased correctly classified divided by all non-diseased individuals. So 720 TRUE negative results divided by 800, or all non-diseased individuals, times 100, gives us a specificity of 90% The specificity is calculated as the number of non-diseased correctly classified divided by all non-diseased individuals. So 720 true negative results divided by 800, or all non-diseased individuals, times 100, gives us a specificity of 90% For example : A TEST that ALWAYS returns a negative test result will have a specificity of 100% because specificity does not consider false negatives.

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