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Personality Profiles Of Traffic Offenders: Does It Correlate To Alcohol Consumption?

Table 2: Characteristics and internal validity of the used questionnaires.

Items Range Mean ± SD Cronbach α(of this study) Cronbach α(of original author)
Big Five Inventory
Extraversion 8 17 – 40 28.9 ± 4.4 0.63 0.88
Agreeableness 9 23 – 45 33.7 ± 4.5 0.59 0.79
Neuroticism 8 8 – 32 19.9 ± 4.5 0.62 0.84
Conscientiousness 9 21 – 45 34.4 ± 4.8 0.64 0.82
Openness 10 20 – 50 35.1 ± 6.1 0.76 0.81
Motor-impulsiveness 11 11 – 30 19.7 ± 3.4 0.51 0.83
Aggression 10 10 – 18 12.4 ± 2.0 0.59 0.83
AUDIT test 10 0 – 25 5.8 ± 4.2 0.76 0.86
Social desirability 22 0 – 19 11.7 ± 3.9 0.78 0.79
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