What is concurrent validity?

Concurrent validity is a type of validity that refers to the degree to which the results of a measure are similar to the results of a different measure that is administered at the same time. In other words, concurrent validity assesses how well a new measure correlates with an established measure that is already known to be valid.

Concurrent validity is typically established by administering both the new measure and the established measure to the same group of participants and then examining the degree of correlation between the two sets of scores. If the two measures are highly correlated, it suggests that the new measure is valid and is measuring the same construct as the established measure.

Concurrent validity is important in research and assessment because it provides evidence that a new measure is accurately measuring the intended construct. It can be particularly useful when developing new measures or assessing the validity of existing measures.

Overall, concurrent validity is a crucial aspect of validating measures and ensuring that they are accurately assessing the constructs they are designed to measure.