Podcast
Questions and Answers
What is a key requirement for construct validity in the rational approach to test construction?
What is a key requirement for construct validity in the rational approach to test construction?
Which step is NOT part of the factor analytic method of objective test construction?
Which step is NOT part of the factor analytic method of objective test construction?
In which scenario is the empirical approach to test construction most appropriately used?
In which scenario is the empirical approach to test construction most appropriately used?
Which of the following is NOT a projective assessment?
Which of the following is NOT a projective assessment?
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What is the primary focus of the empirical approach when constructing assessment devices?
What is the primary focus of the empirical approach when constructing assessment devices?
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What does factor analysis help researchers understand in the context of test item grouping?
What does factor analysis help researchers understand in the context of test item grouping?
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Which of the following statements is true about the rational method of test construction?
Which of the following statements is true about the rational method of test construction?
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Which is a common misconception about projective assessments?
Which is a common misconception about projective assessments?
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What is one advantage of projective tests?
What is one advantage of projective tests?
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What is a major criticism of projective tests like the Rorschach inkblot test?
What is a major criticism of projective tests like the Rorschach inkblot test?
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Which projective method is specifically linked to Freud's theories?
Which projective method is specifically linked to Freud's theories?
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What does factor analysis primarily assess in psychological testing?
What does factor analysis primarily assess in psychological testing?
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What does empirical approach in personality testing emphasize?
What does empirical approach in personality testing emphasize?
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Which of the following statements about the Rorschach test is true?
Which of the following statements about the Rorschach test is true?
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What can Facebook likes reveal about individuals according to the research mentioned?
What can Facebook likes reveal about individuals according to the research mentioned?
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Why might clinical psychologists prefer projective tests despite their limitations?
Why might clinical psychologists prefer projective tests despite their limitations?
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What does convergent validity indicate?
What does convergent validity indicate?
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What is discriminant validity also known as?
What is discriminant validity also known as?
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What does the rational method in constructing a personality test involve?
What does the rational method in constructing a personality test involve?
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What is the primary purpose of factor analysis in personality testing?
What is the primary purpose of factor analysis in personality testing?
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What is a crucial aspect that differentiates reliability from validity?
What is a crucial aspect that differentiates reliability from validity?
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What is the principal challenge to validity related to self-report measures?
What is the principal challenge to validity related to self-report measures?
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How do projective assessments differ from objective tests?
How do projective assessments differ from objective tests?
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Which formula is associated with the principle of aggregation in personality testing?
Which formula is associated with the principle of aggregation in personality testing?
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Study Notes
Arts Degree Advice Session
- Event: Advice session on options after a BA in Arts degree
- Date: Wednesday, September 14th
- Time: 6:00 PM - 7:00 PM
- Location: O'hEocha Theatre, AMB-1021
- Registration: Careers Connect
Research Methods in Personality
- Topic: Data and Design in Personality Research
Psychology's Emphasis on Method
- Goal of research: Continuously improve on tentative answers to questions.
- Emphasis: Thinking and seeking new knowledge.
- Research: Exploration of the unknown.
- Requirement: Gathering data.
Measuring Personality
- Psychological Triad: Thoughts, feelings, and behaviours.
- Personality Measures: No perfect measures exist.
- Observation: Personality is inferred from observable aspects.
Sources of Information
- S Data: Self-report (thoughts, feelings, etc.)
- I Data: Informant data (e.g., parent, partner, friend, teacher).
- L Data: Life outcomes (e.g., marriage, employment).
- B Data: Behavioural observations (in lab and real-world contexts).
Self-reports (S Data)
- Format: Open-ended questions or surveys/questionnaires.
- Validity: High face validity.
Ratings by Others (I Data)
- Source: Direct report by observer or peer ratings.
Advantages of S Data
- Information: Large amount of information available.
- Expertise: People's own best experts regarding themselves.
- Accuracy: Access to thoughts, feelings, intentions, and behaviours.
- Truth: Definitional truth (opinions of self).
- Causality: Causal force (self-efficacy, self-verification).
- Simplicity: Easy to collect.
Disadvantages of S Data
- Bias: Overly positive or negative, desire for privacy, faking.
- Error: Fish-and-water effect, active distortion of memory, lack of self-insight, carelessness.
- Simplicity: Too simple or too easy.
Advantages of I Data
- Information: A large amount of information based on many situations and multiple informants.
- Real-world Perspective: Judgments are from real-world situations.
- Relevance: More likely to be relevant to important outcomes.
- Context: Common sense, taking context into account.
- Truth: Definitional truth (judgments of others).
- Causality: Causal force (reputation/expectations).
Disadvantages of I Data
- Information: Limited behavioural information.
- Privacy: Lack of access to private experience.
- Memory of Events: Error- prone; more likely to remember extreme, unusual, or emotionally arousing behaviours.
- Bias: Letter of recommendation, prejudices and stereotypes.
Discussion
- S Data: Discuss aspects of personality that people are likely/unlikely to accurately/honestly report.
- I Data: Discuss the perspective of best friends, co-workers, and parents regarding personality.
Life Outcomes (L) Data
- Source: Archival records or self-report.
- Nature: Results (residue) of personality.
Advantages and Disadvantages of L Data
- Advantages: Objective, verifiable, intrinsic importance, and psychological relevance.
- Disadvantage: Multidetermination (multiple causes for an outcome).
B-Data: Naturalistic Observation
- Environment: Naturalistic settings.
- Approaches: Observations, social media, hybrid approaches (e.g., self-reported observations in naturalistic settings).
- Methods: Experience sampling, diary studies, ambulatory assessment, ecological momentary assessment.
B-Data: Laboratory B Data
- Type: Experiments
- Behaviors: Record behaviour in situations, examine reactions, represent real-life contexts, physiological measures
Advantages and Disadvantages of Laboratory B Data
- Advantages: Range of contexts, appearance of objectivity.
- Disadvantages: Difficult to conduct experiments, expensive, uncertain interpretation.
Research Design
- Topic: Different methods of research
Case Study
- Method: Closely studying a particular event or person within real-life context.
- Application: Generating new ideas/hypotheses testable by different methods.
Correlational Research
- Nature: Looks at the relationship between variables.
- Emphasis: Variability, correlation, individual differences.
- Importance: Variances and covariances are important.
- Purpose: Describes how people differ and relate differences.
- Caution: Correlation does not equal causation.
Experimental Research
- Conditions: Under controlled conditions, an independent variable (IV) is manipulated, and its impact on a dependent variable (DV) is observed.
- Emphasis: Central tendencies, not variation.
- Purpose: Differences in means reflect direct causal effects.
- Limitations: Personality traits cannot be manipulated.
- Methods: Employ quasi-experiments.
Experimental Research (Diagram)
- Diagram: Shows different variables and relationships.
Experimental Research (Example)
- Example Table: Shows person variable, experimental variable, hypothesised state variable, and observed variable
Correlational & Experimental Research
- Relationship between variables: Both methods attempt to assess relationship between variables.
- Measurement: Limited by the quality of the measurement (validity and reliability).
- Method Differences: Experimental method manipulates presumed causal variable, correlational method measures.
Correlational & Experimental Research (Complications)
- Causality: Only experiments assess causality.
- Direction: Difficulty knowing causal direction.
- Third Variable: Third-variable problem, unknown direction of cause, unrealistic experimental manipulation.
- Practical issues: Uncertainty about manipulation, creating unlikely conditions, ethical issues of deception.
Personality Assessment
- Objective: Treatment planning, ethical standards, insurance reimbursement in the USA
- Process: Summarising a cluster of behaviours to describe a client.
Personality Tests
- Types: Omnibus inventories, one-trait measures.
- Data Type: Mostly S data; some tests include B data.
- Examples: MMPI, CPI, 16PF, NEO-PI, SVIB, HPI, IQ tests.
Assessment Issues
- Validity: Indicates whether a test measures what it is supposed to measure. Types: construct, criterion (predictive or concurrent), divergent, convergent, face.
- Reliability: Concerns consistency of the measure; Types: test-retest, parallel-forms, internal (e.g., Cronbach's alpha).
- Challenges: Memory bias, motivational bias, response sets (e.g., acquiescence, nay saying, social desirability).
MMPI: Validity Scales
- Validity Scales: L-scale (lie), F-scale (faking good/bad), K-scale (defensiveness), ?–scale (unanswered) TRIN, VRIN, Fb, and FS.
Reliability and Validity
- Relationship: Validity necessitates reliability (but not vice versa).
- Measurement Concerns: Reliability is about the consistency of results; validity concerns what the measures measure and how well it does so.
Personality Assessment (Types)
- Objective Tests: Specific questions (yes/no, true/false).
- Projective Tests: Undefined stimuli; interpretation dependent on personality.
Constructing Personality Tests
- Rational Method: Asking rationally related questions to the construct.
- Factor Analysis: Gathering lots of data; grouping into groupings.
- Empirical Method: Gathering lots of items; separating into groups based on the differences in answers.
When Different Methods are Used
- Rational: Theory building.
- Empirical: Practical needs (e.g., vocational interests).
Methods of Objective Test Construction
- Rational: Four conditions for validity (same meaning to taker/creator, accurate self-assessment, willingness to report accurately, and items reflect the construct).
- Factor Analytic: List of items, analyse; items grouped together have something in common and named.
- Empirical: Gather lots of items, test on pre-formed/divided groups to compare the answers of groups. Cross-validate.
Projective Assessments
- Stimuli: undefined
- Interpretation: Everyone interprets differently based on personality.
- Assessment Type: Structured interview (not a tes).
Projective Assessment Types
- Thematic Apperception Test (TAT): Write story based on image.
- Draw-A-Person test: Draw a person and interpret.
- Rorschach Inkblot test: Respond to inkblots.
Projective Methods
- Use: Mostly clinical psychology (B data).
- Concepts: Linked to unconscious mind/Freud.
- Types: Word Association tests and Sentence Completion tests.
Why are projective tests frequently used?
- Advantages: Good for breaking the ice, clinicians gather information not captured by more controlled measures. Some evidence of validity by Rorschach. Used by 82% of clinical psychologists, among the top 4 tests.
- Disadvantages: Scarce validity evidence, expensive, time-consuming, difficult to interpret accurately, sometimes used inappropriately.
Facebook Likes and Personality
- Research Analysis: Facebook likes accurately predict personality traits (especially openness and extraversion), and also intelligence, race, religion, sexual orientation, and political orientation.
- Method: Evaluated Facebook profiles of 58,000 participants, and related to psychometric results.
- Variables: Age, gender, relationship status, political views, religion, number of friends, alcohol/drug use, and parents' marital status and ethnicity.
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Description
Test your knowledge on various approaches to psychological assessment, including rational and empirical methods. This quiz covers key concepts such as construct validity, factor analysis, and projective assessments. Enhance your understanding of the principles that guide test construction.