AU - الصوافي، محمد بن ناصر بن سعيد AB - The study aimed to identify the level of psychological happiness and self-concept among a sample of grade nine students in the Welayat Al-Mudhabi. It also investigated the relationship between psychological happiness and self-concept among the study sample. In addition, the present study attempted to identify the significance level of differences among the participants’ responses using the psychological happiness scale and self-concept scale according to the study variable (gender). To achieve the aims of the study, the researcher used a descriptive correlational approach and two tools: Psychological happiness scale, and self-concept measure. The population sample consists of (300) students (150 males and 150 females). Among the most essential findings of the study were: The level of the psychological happiness and the level of the self-concept among the grade nine students in the Welayat Al-Mudhabi of the Sultanate of Oman was high. A statistically significant strong positive correlation between psychological happiness and self-concept was found. Moreover, the results indicated that there were no statistically significant differences in the responses of the sample of the study on the measure of psychological happiness and the measure of self-concept pertain to the gender variable. (Published Abstract) http://search.shamaa.org/abstract_en.gif OP - ص ص. 162-182 T1 - السعادة النفسية وعلاقتها بمفهوم الذات لدى طلبة الصف التاسع الأساسي بولاية المضيبي بسلطنة عمان [مقال] UL - https://www.ajsrp.com/journal/index.php/jeps/article/view/1076/1024 النص الكامل (PDF) 1 http://search.shamaa.org/fulltext.gif