Related Experiment Videos
Detection of random responding on the MMPI-A
R A Baer1, J Ballenger, D T Berry
1Department of Psychology, University of Kentucky, Lexington 40506-0044, USA.
Journal of Personality Assessment
|January 1, 1997
Summary
Adolescents sometimes respond randomly on the Minnesota Multiphasic Personality Inventory-Adolescent (MMPI-A). Validity scales effectively detect random responding, aiding accurate assessment in clinical psychology.
Area of Science:
- Psychological Assessment
- Adolescent Psychology
- Psychometrics
Background:
- Random responding can compromise the validity of psychological assessments.
- Understanding random response patterns in adolescents is crucial for accurate MMPI-A interpretation.
Purpose of the Study:
- To investigate random responding on the MMPI-A in adolescents.
- To examine the relationship between self-reported random responding and MMPI-A validity scales.
- To assess the utility of MMPI-A validity scales in detecting random response protocols.
Main Methods:
- 106 adolescents completed the MMPI-A and reported on random responding.
- Self-reported random responding was correlated with validity indices (F1, F2, F, VRIN).
- Participants were assigned to groups completing portions of the MMPI-A answer sheet randomly to simulate random responding.
Main Results:
- Most adolescents reported some random responses, which correlated with the F scale but not VRIN.
- MMPI-A validity scales demonstrated sensitivity to all or partially random protocols.
- High classification rates were achieved when discriminating between standard and random protocols.
Conclusions:
- Self-reported random responding is common among adolescents.
- MMPI-A validity scales are valuable tools for identifying random responding.
- These findings support the use of MMPI-A validity scales to ensure data integrity in adolescent assessments.