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16 Cards in this Set

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Measures of Inconsistent Responding - high scores indicate invalid test

Variable Responding Inconsistency

True Responding Inconsistency
L - Scale
LooKS Good! (naive attempt)
F Scale
inFrequently endorsed items

High score indicates:

random responding
overall distress
Fake bad
Can indicate 3 different things
T Score
If greater than 65, scale is considered significantly high
K Scale
What two things can it indicate?
LooKS Good!

Moderate scores can indicate psychological resilliance rather than defensiveness

Measure of Defensiveness used as
Moderator Variable:
Used to correct clinical scale scores (some of them)
Indicators of Random Responding

at what t score should the results be considered invalid
for two of them and at what "score" should test be invalidated for the third?
VRIN > 80 test invalid
TRIN > 80 test invalid
"Cannot Say" (# of items left blank) > 30 test invalid
Over-Reporting (Faking it)
Under-Reporting (LooKS Good!)
L Lie T>=80
K Korrection Factor (defensiveness or pscyhological resillience)
S Superlative Self Presentation
How High do Scores on Validity Scales have to be to Consider MMPI-2 Scores Invalid?
> or = 80
How was MMPI Developed
Empirical Keying

Use factor analysis to see which scales discriminate among various clinical groups, normals
10 Clinical Scales
1 Hypochondriasis
2 Depression
3 Hysteria
4 Psychopathic Deviate
5 MF (masculinity / femininity)
6 Paranoia
7 Psychasthenia (OCD, anxiety, doubting)
8 Schizophrenia
9 Hypomania
10 Social Introversion

Does gender matter?

Do you use the raw score? If not, what do you do with it?
There are different norms for men and women

Raw scores are converted to T scores (mean=50, SD=
Think about it: M/F Scale?
2-digit or 3-digit

1 2 means
Highest score on Scale 1 (hypochondriasis), Second highest score is on scale 2 (depression)
Should you use it for Diagnosis?
How do you know if a score on one of the scales is "significant"?
T >= 65
What are the 10 MMPI-2 clinical scales?
1 Hypochondriasis
2 Depression
3 Hysteria
4 Psychopathic Deviate
5 M/F
6 Paranoia
7 Psychasthenia (anxiety)
8 Schizophrenia
9 Hypomania
10 Social Introversion
Hypochondriacs depress hysterics b/c they get the attention.

Pyschopaths are more likely to be M than F.

Paranoid people are Anxious and may be Schizophrenic.

Hypomanics are not socially introverted.