Iranian Educational Research Association Journal of Research in Educational Systems 2383-1324 14 50 2020 09 22 Study of Relationship between Basic Psychological Needs in Relation to Sense of Connectedness with School in Secondary High School Students: The Mediating Effect of Social Self-Efficacy Study of Relationship between Basic Psychological Needs in Relation to Sense of Connectedness with School in Secondary High School Students: The Mediating Effect of Social Self-Efficacy 191 204 112806 FA Seyyed Jalal Hosseini Iraj Phd student in educational psychology bojnourd azad university Hossein Mahdian Department of Psychology, Bojnourd Branch, Islamic Azad University, Bojnourd, Iran Mahmoud Jajarmi Assistant professor in Educational Psychology, Department of Counseling and sychology, Bojnourd Branch, Islamic Azad University, Bojnourd, Iran 0000-0001-7126-161x Journal Article 2020 02 22 The purpose of this study was to investigate the relationship between basic psychological needs and the sense of connectedness with School with the role of social self-efficacy mediators in secondary high school students. The research method was descriptive- correlational. The statistical population of the study consisted of all secondary high school students in mashhad in the academic year of 1397-98. The sample consisted of 369 students (boys and girls) selected by multistage cluster sampling. the tools of this study included the satisfaction psychological needs scale in relationship (La Guardia, Ryan, Couchman, & Deci, 2000), the Adolescents' Social Self-efficacy Questionnaire (Connolly,1989), and the sense of connectedness with School questionnaire (Brew, Beatty, and Watt , 2005). Data were analyzed using pearson correlation coefficient and structural equation modeling. The results of the path analysis showed that there is a direct and significant effect between satisfying the basic psychological needs of teachers with social self-efficacy and the sense of connectedness with School. So that the basic Psychological needs and social self-efficacy account for 55 percent of the change in the sense of connectedness with School. Students social self-efficacy seems to play a mediating role in relation to basic Psychological needs and the sense of connectedness with School. The purpose of this study was to investigate the relationship between basic psychological needs and the sense of connectedness with School with the role of social self-efficacy mediators in secondary high school students. The research method was descriptive- correlational. The statistical population of the study consisted of all secondary high school students in mashhad in the academic year of 1397-98. The sample consisted of 369 students (boys and girls) selected by multistage cluster sampling. the tools of this study included the satisfaction psychological needs scale in relationship (La Guardia, Ryan, Couchman, & Deci, 2000), the Adolescents' Social Self-efficacy Questionnaire (Connolly,1989), and the sense of connectedness with School questionnaire (Brew, Beatty, and Watt , 2005). Data were analyzed using pearson correlation coefficient and structural equation modeling. The results of the path analysis showed that there is a direct and significant effect between satisfying the basic psychological needs of teachers with social self-efficacy and the sense of connectedness with School. So that the basic Psychological needs and social self-efficacy account for 55 percent of the change in the sense of connectedness with School. Students social self-efficacy seems to play a mediating role in relation to basic Psychological needs and the sense of connectedness with School. https://www.jiera.ir/article_112806_544a2e449b0b6534d356d54124505128.pdf