Today’s Uncertainty Wednesday is a further continuation of the PSA Test example, but I got tired of the boring title and wanted to give the post as more, well, specific one. Last Wednesday I wrote that sensitivity and specificity are “widely used to assess the quality of medical tests.” Here are their definitions taken from Wikipedia Sensitivity = probability of a positive test given that the patient has the disease Specificity = probability of a negative test given that the patient is well U...
