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104 Cards in this Set
- Front
- Back
Define personality psychology
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The scientific study of why people are who they are
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what is personality
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patterns of thought and behavior that define and differentiate a person
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the psychological triad
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how one thinks, feels, behaves
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how do we know? what sources of data do we have for personality?
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SILB
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Define self reported data
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form of questionnaire
generally straightforward (rather than calling for intepretation) |
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plusses of S data
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you are the expert
huge amount of available info easy and inexpensive causal force -- how you feel affects how you behave definitional truth -- no one else can report how you _feel_ |
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Causal force and Definitional Truth in S and I data
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S Caus: how you feel affects how you behave
S Def: only you can report on what you feel I Caus: self-fulfilling prophecy I Def: likeability, for ex., requires an observer to observe |
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minuses of S data
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some may lack self awareness, or be unable to express it (i.e. children)
people don’t remark on things they find commonplace people like people may be psychotic inherently subjective - dependent on current state of mind memory is fallible no inherent checks on reliability over reliance - too cheap and easy? |
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define I data
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judgements made by knowledgeable people
questionnaires again |
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plusses of I data
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may be more honest than s data
can highlight things s wouldn’t report still cheap and easy (though not as much as S) large amount of info info derived from real-world behavior (and thus may be more relevant) people tend to be very skilled at judging the personality state of others def. truth and causal force |
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minuses of I data
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limited by memory and perspective
hard to know everything relevant about another biases - systematic errors (can be accounted for with stat methods) |
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define L data
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Life Outcomes
recorded data - school records, etc. |
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plusses of L data
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straight data, no bias
useful for backing up claims from other types of data intrinsically important and relevant - these are the actual things that happen to subjects |
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Minuses of L data
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straight data doesn’t explain context
data is forever but behavior can change red tape ethical concerns |
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define B data
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direct observation in a testing environment
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Natural v. lab B data
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natural - real-life settings
classrooms, etc Lab - tests |
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Types of Laboratory B data
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personality tests (rorschach, TAT, MMPI)
physological measures (MRIs) |
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Plusses of B data
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accurate and direct
objective and quantifiable (even if the interpretation may be subjective) often unobtrusive can measure behavs that wouldn’t present in real life |
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Minuses of B data
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Ethics - Zimbardo
Uncertain interps: coding schema errors, one-time, non-reproducable behavs |
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using mixed data types: agree, disagree?
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Agree: great!
disagree: still informative michael scott, world’s greatest boss |
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Why do we need hard data?
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duh!
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Factors in data quality
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reliability
validity |
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define reliability
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is your test free of confounding influences?
consistency necessary for validity |
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ensuring reliability
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be careful and conscientious (be clear in your Qs, score them carefully, etc)
be consistent in the environment as well as the test itself aggregate - average your scores, do not rely on extremes |
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define validity
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does your test measure what you’re trying to measure?
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ensuring construct validity
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focus test on the measurements you’re seeking
seek convergent validity and divergent validity determine if it actually predicts behav do people who you know diverge actually diverge on your scale? |
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define convergent validity
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checking correlation to known measures of your topic
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define divergent validity
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check correlation with measures of different constructs
here you want no correlation, or you may be seeing a different contruct in action |
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define generalizability
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how do your scores reflect the larger pop
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limitations to generalizability
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gender and cultural bias
cohort effects show v. no show |
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define case study
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depth, not breadth
used for clinical purposes rather than research |
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define correlational study method
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study how well variables go together
Define Coefficient of Correlation is the only method for some studies (violence) but cannot claim causality and is prone to confounding variables (ice cream v. drowning) |
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define experimental study method
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control and manipulate variables
can now claim causality allows you to study behavior that is not present IRL |
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Define Trait Approach to Personality Research
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“individual differences are the building blocks of personality”
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Assumption of the trait approach
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personality is characterized by a consistent pattern of behavior, thoughts and feelings
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Hierarchy of Behavior
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Trait Construct (extraversion)
Traits (likeability) Habitual Response Specific Response |
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Define trait
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a stable attribute of personality
an enduring psychological characteristic imporant: Consistency and distinctiveness |
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define the person-situation debate
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which is more important in determining behavior?
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Walter Mischel
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situationist
said personality is of no importance in predicting behavior then forwarded concept of reciprocal interactionism |
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Situationist argument
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correlation between traits and behavior are small (R < .40)
so situations are more predictive so everyday trait descriptions are flawed |
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trait theorist rebuttal to situationist argument
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R of .4 is not small at all
sitautions are important, but so are traits traits predict generally while sitchs predict specifically descriptions of traits are not flawed - otherwise, why would they have developed? |
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reciprocal interactionism
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Mischel’s Backpedal
People and situations interact in 3 ways: effect of personality depends on situation and vice versa certain types of people find themselves in certain situations - bikers go to rallies, librarians go to libraries people can change the nature of the sitch by how they act there |
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Reciprocal Interactionism:
describe the chart |
stimulus-response-cognition triangle
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reciprocal interactionism:
personality signature |
if...then statement
if sitch a, expect behav x if sitch b, expect behav y |
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why do traits matter?
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they can be used to predict life outcomes
(Hostile Max will have trouble with relationships and holding down jobs, etc.) |
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Name the Big 5
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OCEAN
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name some B tests
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MMPI
Rorschach Thematic Apperception Test |
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Projective Tests
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Like Rorschach and TAT
based on the projective hypothesis purposely ambiguous point is to discern how the person makes meaning of their surroundings |
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Rorschach Test
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Hermann Rorschach, 1920s
tell assessor waht you see assessor asks why you think you saw that most people see the same sorts of stuff perceptions that don’t fit may be suggestive of unreal thought or behavior |
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TAT
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Thematic Apperception Test
Henry Murray, Christina Morgan, 1930s tries to measure implicite motives (which a person may not htemselves realize) sets of cards with scenes -- tell the story: what’s happening, what led to it, what’s next, what do the people on the card think or feel? |
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Thinking behind projective tests
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ambiguous situations may reveal a personality better
because they do not occur in obvious situations which may hold sway over the behavior |
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do projective tests work?
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they’re tricky
there is no standard for scoring problems with inter-rater reliability the interps rep both the subject and assessor’s feelings they’re fundamentally unreal (thus, are they important in the real world?) and they don’t make predictions of behavior |
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Objective tests
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less open to interpretation
like MMPI use many items to show stability |
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MMPI
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Minnesota Multiphasic Personality Inventory
tries to detect patterns of thought |
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10 clinical scales covered by MMPI
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hypochondriasis, depression
conversion hysteria (phys prob, no phys cause) psychopathic deviance, masculine/feminine paranoia, psychastenia schizophrenia, hypomania social introversion |
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MMPI’s validity scales
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exist as checks on validity
L Scale: did the person mess with the test intentionally to be a jerk? F Scale: Did the person exaggerate to seek attention? K Scale: Did the person deliberately try to hide their issues? |
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MMPI: L Scale
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did the person mess up the test to be a jerk?
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MMPI: F Scale
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did the person exaggerate?
to seek attention, etc |
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MMPI: K Scale
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is the person trying to deliberately hide their issues?
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MMPI used for?
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schools to determine vocational interests
clinicians to determine severity of disorder and develop treatment employers to predict future behavior |
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MMPI: Ethical Issues?
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expert tools, non-expert users
does it and tests like it prop up unfair societal concepts of good/bad, wrong/right? |
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Types of trait approaches
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single trait
many trait essential trait typological approach |
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single trait approach
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focus on (and attribute behavior to)
a single trait, such as deferrence to authority (Germany, 1930s) |
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many trait approach
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focus on correlation between wide variety of traits and behaviors
tries to then explain the pattern of correlation ex. kids using drugs at 14 were scored a certain way on the Q-Sort at age 4 |
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essential trait approach
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what is the most important trait?
what best predicts behavior? |
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typological approach
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focus on pattern of traits, sort into type
Type A personality, etc. doesn’t actually do much to predict behavior another example of how psy goes pop (like anal retentive) (and remains there despite lack of evidence) |
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Gordon Allport
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“traits are the units of personality”
focus on idiographic traits cardinal, central and secondary dispositions ”trait is stable, sitch informs variability” |
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Limitaitons to Allport’s theories
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did little research
said “traits are hereditary” but with no proof provided no model for how traits develop |
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Cardinal Trait
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Gordon Allport
a trait so pervasive that it influences every action ie. Machiavellian |
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Central Trait
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Gordon Allport
a limited trait which informs most actions honesty, kindness, etc |
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Secondary Disposition
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Gordon Allport
contrast to cardinal and central traits less obvious, consistent |
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Raymond Cattell
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Statistician
spearheaded statistical analysis of traits: Developed FACTOR ANALYSIS and the 16PF Questionnaire (personality factor) |
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Factor Analysis
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statistical technique based on correlation
tries to find a pattern of correlation based on questions on a questionnaire tries to distill tons of traits into groups developed by Raymond Cattell |
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Cattell’s two types of traits
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surface traits
source traits |
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surface traits v. source traits
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Raymond Cattel’s 2 types of traits
surface: outward behavior source traits - cause of surface traits, core personality structures |
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Cattell: how many source traits?
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16, in three categories:
Ability traits (skills that allow a person to function, ie. intelligence) Temperament traits (emotional life and style, ie. calm, boisterous) Dynamic traits (the striving, motivational life of a person) |
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Limitations to Cattell
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not parsimonius
too many factors (16) to consider for most people based on measurement (thus, not on hypothesis, thus not scientific) and may thus miss something that is not caught through measurement |
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Hans Eysenck
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Believed in a strict biological basis for personality
Superfactors and the round chart |
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Eysenck’s Superfactors
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Introversion v. extraversion
neuroticism psychoticism (abnormal) |
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Greek labels for Eysenck’s chart
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Melancholic (introverted and unstable)
Phlegmatic (introverted and stable) Choleric (extraverted and unstable) Sanguine (extraverted and stable) |
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Eysenck’s basis for traits
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superfactors have a biological basis
so introverts are more arousable, have more active brains so stimulus overarouses them |
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Eysenck: intro/extra and arousal
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intros have more brain activity: arousal overstimulates them
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Eysenck’s pluses
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There is a ton of evidence for a biological basis to introversion and extraversion
and is found cross-culturally |
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Eysenck: neuroticism
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“relevant to the nervous system”
so someone high on the scale is quick to stres and slow to recover but evidence is not consistent |
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Limitations to Eysenck
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2 or 3 factors may not be enough
maybe 2 or 3 dimensions would be more appropriate for the data (anxiety rather than neuroticism, for example) |
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The Big Five
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OCEAN
Donald Fiske, 1950s discovered through factor analysis all factors have reliability valdity and stability the big 5 are “an economical way to summarize the big differences between people |
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rationale for the big five
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Fundamental Lexical Hypothesis
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Donald Fiske
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used factor analysis to discover the big five
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fundamental lexical hypotheis
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if soemthing is important, people will have a word to describe it, a single word to define it
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describe O
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Openness
creative, imaginitive, curious not conventional or down-to-earth may be more liberal, more likely to use drugs doesn’t always replicate across sample pops Da Vinci |
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describe C
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Conscientiousness
organized, reliable, ambitious not lazy, careless, hedonistic frequently studied in context of employee selection predicts job performance and college success better than aptitude tests (with their inherent biases) high C people live longer - more likely to exercise and eat well, etc. Robocop |
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Describe E
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Extraversion
sociable, talkative, affectionate not reserved, sober, shy represented by positivity tend to do well in life tend to be seen as popular or attractive attain status but may be seen as overdominant or self-centered Axel Foley |
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Describe A
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Agreeableness
soft hearted, good natured, trusting, gullible not cynical, rude, manipulative, irritable may have evo basis in cooperation women often score higher correlated with religiosity, sense of humor, peer acceptance, heart health Mr. Rogers |
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Describe N
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Neuroticism
worrying, insecure, hypochondriacal not calm, hardy, self-satisfied negative emotions, poor coping skills linked to psychopathology and poor health (more cortisol) family problems (chicken or egg?) dissatisfaction and immoderation Woody Allen |
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The Five Factor Theory
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Paul Costa, Robert McCrae, 1990s
traits are structures everyone has traits causally influence one’s psychological development traits have a strict biological basis - no situational or enviro influence |
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Limitations to Five Factor Theory
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no discussion of how traits actually develop
research contradicts claim that situation has no influence no research to back up claim that everyone posseses each trait |
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Are the big five universal? Outside western cultures?
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depends: translations are readily found for all 5
but analyzing the indigenous language only shows that CEA are truly universal if you can’t explain O in english, how are you supposed to find it in another language N: different cultures have different perspectives on psych -- may not have a scale which reflects N |
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Do people change over time?
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people generally maintain their differences over time
but situations can influence the amount of a trait present or presented so A goes up from 30 to 50, perhaps because raising children increases A a trait that presents with a behavior (O = drug use) may well just present with a different behav |
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5 goals of critical evaluation of theories
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Based on scientific observation
has a systematic theory (relates logically and coherently) Testable Comprehensive (addresses significant aspects of personality) Applicable (translatable to a clincal setting, etc) |
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Critique of Trait Approach: Scientific
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does well
lots of data (factor analysis) diverse data but based on behaviors rather than values, morals, motivations |
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Critique of Trait Approach: Systematic
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Not so good
Eysenck has no biological evidence Costa and McCrae are unable to describe formation of traits |
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Critique of Trait Approach: Testable
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Yes
Easy totest and all researchers come up with largely the same results significant counter-arguments (Maybe there’s three traits instead of five, etc) show that the main idea has weight |
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Critique of Trait Approach: Comprehensive
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Yes and no
Yes: all dictionary adjectives were used to narrow traits down to the big 5 No: not much attention to the why not much attention to individuals (research works over larger populations) |
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Critique of Trait Approach: Applicable
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Yes and no
Yes: Provides simple measures for predicting individual differences No: Provides no model of therapy to bring about change (but trait theorists say that’s not the point of trait theory) does a good job of describing generalities poor job of describing individualities |