Assessing Personality Personality Testing. Psychological Testing Psychological tests assess a person’s abilities, aptitudes, interests or personality.

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<ul><li> Slide 1 </li> <li> Assessing Personality Personality Testing </li> <li> Slide 2 </li> <li> Psychological Testing Psychological tests assess a persons abilities, aptitudes, interests or personality based on a systematically obtained sample of behavior. 2 Basic Goals 1.Accurately &amp; consistently reflect a persons characteristics on some dimension. 2.Predicts a persons future psychological functioning or behavior. </li> <li> Slide 3 </li> <li> Personality Assessment Projective Techniques Interpretation of an ambiguous to trigger projection of ones inner thoughts and feelings Used to determine unconscious motives, conflicts, and psychological defenses &amp; traits </li> <li> Slide 4 </li> <li> Rorschach Inkblot Test Presentation and interpretation of a series of black and white and colored inkblots Developed in 1921. Personality test that seeks to identify peoples inner feelings by analyzing their interpretations of 10 inkblots Numerous scoring systems exist </li> <li> Slide 5 </li> <li> Slide 6 </li> <li> Slide 7 </li> <li> Thematic Apperception Test Series of pictures depicting ambiguous scenes Subject is asked to create a story about the scene Answers are scored based on themes, motives, and anxieties of main character </li> <li> Slide 8 </li> <li> Slide 9 </li> <li> Drawbacks to Projective Tests Examiner or test situation may influence individuals response Scoring is highly subjective Tests fail to produce consistent results (reliability problem) Tests are poor predictors of future behavior (validity problem) </li> <li> Slide 10 </li> <li> Testing for Traits: Self-Report Inventories </li> <li> Slide 11 </li> <li> Personality Inventories Questionnaires on which people respond to items designed to gauge a wide range of feelings and behaviors Used to assess selected personality traits Often true-false, agree-disagree, etc. types of questions Persons responses to standardized questions are compared to established norms. </li> <li> Slide 12 </li> <li> Validity The extent to which a test measures or predicts what it is suppose to test Personality inventories offer greater validity than do projective tests (e.g. Rorschach). </li> <li> Slide 13 </li> <li> Reliability The extent to which a test yields consistent results, regardless of who gives the test or when or where it is given Personality inventories are more reliable than projective tests. </li> <li> Slide 14 </li> <li> MMPI Minnesota Multiphasic Personality Inventory (MMPI) Most clinically-used personality test 500 total questions Originally designed to assess abnormal behavior </li> <li> Slide 15 </li> <li> MMPI Scoring Profile </li> <li> Slide 16 </li> <li> MMPI-2 Revised and updated version of the MMPI Assesses test takers on 10 clinical scales and 15 content scales Sometimes the MMPI-2 is not used as it was intended. </li> <li> Slide 17 </li> <li> Other Self-Report Inventories California Personality Inventory (CPI) assesses personality characteristics in normal populations. Sixteen Personality Factor Questionnaire (16 PF) Cattells test that creates a personality profile on 16 trait dimensions. </li> <li> Slide 18 </li> <li> Testing for Careers Play Personality Testing for Career Choice (3:59) Segment #28 from Psychology: The Human Experience. </li> <li> Slide 19 </li> <li> Strengths of Self-Reports Standardizedeach person receives same instructions and responds to the same questions Use of established norms: results are compared to previously established norms and are not subjectively evaluated Greater reliability and validity than projective tests. </li> <li> Slide 20 </li> <li> Weaknesses of Self-Reports Evidence that people can fake responses to look better (or worse) Some people are prone to responding in a set way, whether the item accurately reflects them or not. Tests contain hundreds of items and become tedious People may not be good judges of their own behavior </li> </ul>

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