Relationship between Friends Support with Private Sex Behavior in Taman Siswa High School Students Binjai North Sumatera

This research is quantitative research and conducted on class XI students of Taman Siswa Binjai High School, which aims to find out whether there is a peer relationship to premarital sex behavior in Private Senior High School of of Taman Siswa 2016/2017 Academic Year. In this study, the population used was 104 people. From the calculation of sampling, a sample of 26 people was obtained. The data were collecte by using quesionaries and than were analyzed by using correlation technique. The results of the Pearson Product Moment correlation analysis show that Pearson's r value is 0.685 and the significance value (2-tailed) is 0.008, this means that the research hypothesis is accepted or there is a significant relationship between peer support with premarital sex behavior in Private Senior High School of Taman Siswa Binjai.