As part of a research project designed to establish the criterion validity of a test measuring depression, the person who is scoring the test of depression given to a group of individuals at a mental health clinic is also the same person making the clinical judgments of how depressed these individuals are. This procedure is likely to create:

Question

Quizplus · Accepted Answer

Criterion contamination occurs when the person who is scoring a test is also involved in making judgments about the same construct, potentially biasing the results.

As Part of a Research Project Designed to Establish the Criterion