فصائل الدم وعلاقتها بالتفاول والتشاوم ومدى ادراك الطلبة جودة الحياة دراسة ميدانية ببعض متوسطات مدينة معسكر بالجزائر

The study aims to know the relationship of blood groups to optimism and pessimism and the extent of perception of quality of life for middle school students in Camp, as well as knowing the effect of gender, blood types and the bilateral interaction between them on quality of life. The sample of the study amounted to 647 middle school students, and the scale of quality of life and the scale of optimism and susceptibility to Seligman were applied. The researchers obtained the following results: 1- There is a relationship between blood types, variance and pessimism and the extent of awareness of quality of life for students. 2- There are no differences in terms of blood types and gender in variance and pessimism and the bilateral interaction between them in quality of life.