11.9 Personality Assessment
3 min read•june 24, 2024
Personality assessment tools help psychologists understand individuals' traits and mental health. The , a structured self-report inventory, uses scales to detect response biases and clinical scales to assess specific traits and psychopathology.
like the Rorschach and TAT use ambiguous stimuli to tap into unconscious thoughts and feelings. offer standardized, objective results, while projective tests provide deeper insights but lack standardization and .
Personality Assessment
Purpose and structure of MMPI
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- Assesses and psychopathology aids in diagnosing mental disorders and planning treatment evaluates progress
- Self-report inventory with true/false questions contains validity scales detecting response biases
- Lie (L) scale detects attempts to present oneself favorably
- Infrequency (F) scale identifies unusual or atypical responses
- Correction (K) scale measures defensiveness or denial
- Clinical scales assess specific personality traits and psychopathology
- , , ,
- Supplementary scales provide additional information on specific areas
- Anxiety, Anger, Cynicism, Type A Behavior
Comparison of projective tests
- presents ambiguous inkblot images analyzes responses for content, perceptual details, and thought processes provides insight into unconscious thoughts, feelings, and conflicts
- (TAT) presents series of ambiguous pictures examinee creates stories responses analyzed for themes, motives, and interpersonal dynamics
- Draw-A-Person (DAP) Test examinee draws a person analyzed for details and characteristics provides information about self-concept, interpersonal relationships, and emotional functioning
- Similarities among projective tests include unstructured and open-ended nature tapping into unconscious thoughts, feelings, and conflicts interpretation relies heavily on examiner's clinical judgment
- Differences among projective tests include stimulus materials (inkblots, pictures, drawing tasks) and specific areas of focus in interpretation (content, perceptual details, themes)
- All projective tests are based on the , which assumes that individuals project their unconscious thoughts and feelings onto ambiguous stimuli
Self-report vs projective assessments
- Strengths of self-report inventories include standardized administration and scoring objective and quantifiable results norms available for comparison less time-consuming and more cost-effective than projective tests
- Limitations of self-report inventories include susceptibility to response biases (social desirability, faking) limited insight into unconscious processes and dynamics reliance on examinee's self-awareness and honesty
- Strengths of projective tests provide insight into unconscious thoughts, feelings, and conflicts less susceptible to conscious manipulation or faking capture unique aspects of personality not easily assessed by self-report measures
- Limitations of projective tests include lack of standardization in administration and scoring reliance on examiner's clinical judgment and interpretation limited reliability and validity compared to self-report inventories time-consuming and require specialized training to administer and interpret
Psychometric Considerations in Personality Assessment
- Personality traits are relatively stable patterns of behavior, thoughts, and emotions that characterize an individual
- is the field of study concerned with the theory and technique of psychological measurement
- Reliability refers to the consistency and stability of test scores across different administrations or raters
- Validity indicates the extent to which a test measures what it claims to measure and how well it predicts relevant outcomes
Key Terms to Review (19)
Correction scale: A correction scale is a type of validity scale used in personality assessments to identify individuals who may be attempting to present themselves in an overly positive or defensive manner. It helps detect response distortions and provides an adjustment to the overall personality profile.
Depression: Depression is a mental health condition characterized by persistent feelings of sadness, hopelessness, and loss of interest in activities, often accompanied by physical and cognitive symptoms. It is a complex disorder that can significantly impact an individual's daily life, relationships, and overall well-being. Understanding the role of depression within the context of psychology, careers, death and dying, personality assessment, and treatment modalities is crucial for a comprehensive understanding of this important term.
Draw-A-Person Test: The Draw-A-Person Test is a projective personality assessment technique where an individual is asked to draw a picture of a person. The drawing is then analyzed to gain insights into the individual's personality traits, emotional state, and cognitive development.
Hypochondriasis: Hypochondriasis is a mental health disorder characterized by an excessive preoccupation with having a serious medical condition, despite a lack of evidence or medical diagnosis. Individuals with hypochondriasis experience persistent anxiety and distress over their perceived physical symptoms, which can significantly impact their daily functioning and quality of life.
Hysteria: Hysteria is a term that historically referred to a psychological disorder primarily affecting women, characterized by a wide range of physical and emotional symptoms that were believed to originate from the uterus. While the concept of hysteria has evolved over time, it is now generally understood as a complex psychological condition involving heightened emotional responses, physical manifestations, and sociocultural factors.
Infrequency scale: The infrequency scale is a measure used in personality assessment to identify individuals who may be providing random or careless responses on a self-report questionnaire. It is designed to detect invalid or unreliable response patterns by including items that are highly unlikely to be endorsed by most people.
Lie Scale: The lie scale, also known as the social desirability scale, is a measure used in psychological assessments to evaluate the tendency of an individual to provide responses that present themselves in a favorable light, rather than reflecting their true thoughts, feelings, or behaviors. It is designed to identify individuals who may be attempting to portray themselves in an unrealistically positive manner.
MMPI: The Minnesota Multiphasic Personality Inventory (MMPI) is a widely used psychological assessment tool designed to evaluate personality traits and psychopathology. It is a comprehensive, standardized test that provides insights into an individual's emotional, behavioral, and interpersonal functioning, making it a valuable instrument in the context of personality assessment.
Personality Traits: Personality traits are enduring patterns of thoughts, feelings, and behaviors that distinguish one individual from another. They are relatively stable over time and across different situations, and they shape how a person interacts with the world around them. Personality traits are a central focus in the study of personality assessment and personality disorders.
Projective Hypothesis: The projective hypothesis is a fundamental concept in personality assessment that suggests individuals project their own thoughts, feelings, and motivations onto ambiguous stimuli, revealing insights into their underlying personality traits and unconscious processes.
Projective Tests: Projective tests are a type of psychological assessment that aim to reveal an individual's underlying thoughts, feelings, and personality traits by having them respond to ambiguous stimuli. These tests are based on the premise that people tend to project their own unconscious motivations, desires, and conflicts onto the interpretation of the test materials.
Psychometrics: Psychometrics is the field of study concerned with the theory and technique of psychological measurement, including the measurement of knowledge, abilities, attitudes, and personality traits. It is a critical component in the assessment and evaluation of intelligence, personality, and job-related skills across various contexts, including psychology, education, and industrial/organizational settings.
Psychopathic Deviate: Psychopathic Deviate is a personality trait characterized by a lack of empathy, disregard for right and wrong, and impulsive, antisocial behavior. It is often associated with individuals who display a callous disregard for the rights and feelings of others, and who may engage in criminal or manipulative activities without remorse.
Reliability: Reliability refers to the consistency or dependability of a measurement or assessment tool in producing the same or similar results under consistent conditions. It is a crucial concept in various fields, including psychological research, personality assessment, and employee evaluation.
Response Bias: Response bias refers to the tendency of individuals to respond to survey or test items in a particular way, regardless of the true answer or their actual beliefs. This bias can occur due to various psychological and situational factors, influencing the accuracy and validity of the data collected.
Rorschach Inkblot Test: The Rorschach Inkblot Test is a projective psychological assessment technique used to evaluate an individual's personality characteristics, emotional functioning, and cognitive processes. It involves the interpretation of a series of ambiguous inkblot images to gain insight into the person's unconscious thoughts, perceptions, and responses.
Self-Report Inventories: Self-report inventories are a type of psychological assessment where individuals evaluate and report on their own thoughts, feelings, behaviors, and personality traits. These tools are widely used in the context of personality assessment to gain insight into an individual's subjective experiences and self-perceptions.
Thematic Apperception Test: The Thematic Apperception Test (TAT) is a projective psychological test that assesses an individual's patterns of thought, attitudes, observational capacity, and emotional responses to a series of ambiguous images. It is used to gain insight into a person's personality, motivations, and unconscious conflicts.
Validity: Validity refers to the extent to which a test, measurement, or assessment accurately reflects or measures the construct it is intended to measure. It is a critical concept in psychological research, personality assessment, and employee selection and evaluation.