الخصائص السيكومترية لمقياس الوحدة النفسية لدى المراهقات طالبات مرحلة التعليم الثانوي
Psychometric properties of psychological loneliness scale high school senior adolescent girls. The current study aimed to verify the Psychometric properties of the psychological loneliness scale among adolescent girls students in the secondary education stage, where the exploratory study sample amounted (150) adolescent girls their ages ranged from (15-17), with mean age (16.43) years and a standard deviation (0.63) from the Hurghada secondary school, Red sea governorate, and the scale consisted of (30) phrases divided into three dimensions (social - emotional - psychological). The validity of the scale is reliable in measuring the psychological loneliness of the adolescent girls in secondary education, and that the total stability values were (0.913), and the overall honesty values were (0.547). Thus, indicating that this scale is characterized by a high degree of stability and can be relied upon in measuring psychological loneliness. (Published abstract)