@article{Kusumawati_Rakhmawati_Hartini_2021, title={The Relationship Between Self-Concept and Assertive Behavior of Students}, volume={4}, url={https://ejournal.undiksha.ac.id/index.php/IJERR/article/view/30686}, DOI={10.23887/ijerr.v4i2.30686}, abstractNote={<p>Adolescents are required to be open and firm in expressing their opinions and thoughts to others without losing their self-confidence. However, the data shows that 3.69% still behave and speak dishonestly, 2.30% of students find it challenging to communicate. The purpose of this study is to analyze the relationship between self-concept and student assertive behavior. This study uses a quantitative ex post facto method. The total population used is 101 students. The instrument used in this research is the self-concept scale and the students’ assertive behavior scale. The reliability analysis using Cronbach’s Alpha formula was obtained from the assertive behavior scale of 0.864, the self-concept scale of 0.894. This figure is then consulted with the product-moment table for N=34, with a 5% significance level of 0.339. The value of the coefficient of determination R2 generated is 0.284, which means that 28.4% of assertive behavior is influenced by self-concept, while the remaining 71.6% can be influenced by other variables not examined. BK teachers should provide guidance and counseling services according to the needs of students. Students who have a high category should be given individual counseling immediately. According to the needs of students at that time.</p>}, number={2}, journal={Indonesian Journal of Educational Research and Review}, author={Kusumawati, Kusumawati and Rakhmawati, Rakhmawati and Hartini, Hartini}, year={2021}, month={Oct.}, pages={317–324} }