Using non-parametric methods to study the differences between factors affecting the weight of newborns Inas Abdel Hafiz Mohamed Enas.albasri@uokerbala.edu.iq Abstract:- Statistical tests are one of the vital branches of inferential (deductive) statistics, which are analytical statistical methods through which important … تابع قراءة استعمال اساليب اللامعلمية لدراسة الاختلافات بين العوامل المؤثرة في وزن الاطفال حديثي الولادة