Haval, Bareen, Karwan Jameel Abdulrahman, and Araz Rajab Abrahim. 2021. “Predicting Student Performance Using Knowledge Discovery Database and Data Mining for Duhok Polytechnic University Students Records As a Sample ”. Academic Journal of Nawroz University (AJNU) 10 (3). https://journals.nawroz.edu.krd/files/article/view/638.