Comparing Non-normal groups to a control group
Hi all, We are comparing three different assays (A, B, C) to see how well they detect a disease condition. We have four groups where 1 = disease and 2, 3, and 4 = different benign conditions. The question is two-foldWhat test would you use within an assay to see if they can detect a difference to the control (= disease) groupData is non normal distributedData contains 0 making transformation diffi...