I am pleased to welcome you to the Statistics and Data Science Department at the University of Shahid Mustapha Benboulaid Batna 2. It ensures a quality of education for you, whether in the undergraduate stage, where students receive essential concepts that will be crucial for their future, or in the Master's phase, where specializations vary, providing you with the opportunity to choose the field you wish to pursue further. Additionally, the department guarantees the opening of doctoral competitions in the postgraduate for master's students, allowing them to explore avenues in scientific research under the guidance of competent professors. We extend our welcome to you at any time. Thank you.