A self-report measure that presents many questionnaire items to two groups that are known to be different in some central way is called Empirically keyed test.
A type of self-report test that presents many questionnaire items to two groups are empirically keyed self-report personality test, these tests are most widely used and researched.
A self-report inventory refers to a type of psychological test in which a person fills out a questionnaire with or without the help of an investigator. In this questionnaire the questions which are asked are about personal interests, symptoms, values, behaviors, and personality types.
An empirically keyed test is an assessment in which answers are scored in such a way as to establish differences in responses among groups which are already known to differ.
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