Projective tests have low reliability and low validity,but are widely used anyway.

Projective Tests

A type of personality test in which the individual offers responses to ambiguous scenes, words, or images, revealing hidden emotions and internal conflicts.

Low Reliability

A term used in statistics and psychometrics indicating that a test or measurement tool does not consistently produce the same results under the same conditions.

Low Validity

The degree to which a test or measurement fails to accurately or consistently measure what it is intended to measure.