Discussion: Epidemiology And Public Health
Post a a brief definition of the terms validity and reliability of a screening test. Also, use an example to explain how researchers calculate sensitivity and specificity to estimate the validity of a screening test. Finally explain how the calculation of kappa-statistic allow the estimation of a test's reliability.
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.