摘要:This study is performed to determine personal and environmental factors that affect students’ success according to PISA 2012 results. 4848 student data obtained from PISA 2012 database were used in the research. To measure the effects of personal and environmental factors on students' success in mathematics, science and reading skills, binarylogistic regression analysis was used. At the end of the research, it is concluded that the variables such as attendance in preschool, age to start school, mother education status, father education status, number of computers and books in the house are found to be effective. In science and reading skills, it is found that attendance at preschool, age to start school, mother’s work status, educational status of mother and father, and number of computer and books at home affect student success. Mother’s work status and start school at have negative affect on student success. On the other hand, continuing to kindergarten, high educational status of parents', a large number of books and computers at home affects student success positively. As a result, it is determined that the socio-cultural environment in which the student is located has an effect on the success.