Mph 5509 - Study guides, Class notes & Summaries

19. The following table shows the results of a screening test hypothesized to detect persons at risk for side effects of new cosmetic surgery. Side effects present Side effects absent Screen positive 12 6 Screen negative 85 204 a) Compute the sensitivity of the test. 0.124 b) Compute the specificity of the test. 0.971 c) Compute the false positive fraction. 0.029 d) Compute the false-negative fraction. 0.876 20. The following table shows the results of a screening test hypothesized to i...