criterion validity concurrent validity http://en.wikipedia.org/wiki/Validity_(statistics) Yongqun He A criterion validity that refers to the degree to which the operationalization correlates with other measures of the same construct that are measured at the same time. When the measure is compared to another measure of the same type, they will be related (or correlated). In the selection test example, this would mean that the tests are administered to current employees and then correlated with their scores on performance reviews.