Personality refers to the integration of feelings, thoughts, and behaviors specific to individual. The fact that personality has a distinguishing feature among individuals explains different behaviors of individuals against events and situations. This arises from the fact that personality is specific to individual and is affected by the effects of many factors with which it interacts, and from the integration of them. In this context, this research is based on the hypothesis that there is a

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... tionship between vocational school students' demographic features including their family, socio-culture, geographical environments (gender, age, department, grade, parental education, number of siblings, birth order in the family, and the family's income levels), and the personality profiles. The research was carried out as part of five-factor model of personality in an attempt to determine whether vocational school students' personality profiles vary according to demographic variables and to reveal the relationship between them. The research sample consisted of 220 students selected from the students studying in Altıntaş Vocational School in the Spring Term of the 2013-2014 Academic Year. Data were analyzed via SPSS 15.0 statistical package program by performing t-test, analysis of variance and logistic regression analysis. While a significant difference was found between students' five-factor personality profiles according to gender, age, department, average, father's education, and the number of siblings, no significant difference was found among grade, mother's education, birth order in the family, and income levels. Moreover, independent variables affecting students' academic averages were determined as a result of the logistic regression analysis.