taken normality SWASTA used objective will average experiment model sample type problem there study OF treated then MATHEMATICAL population test USING conclude show together quantity score STUDENT better taught researcher analyzing VII clas huda swasta 4143312004 ACADEMIC YEAR ha NHT SOLVING based result keyword student MEDAN numbered excel learning medan COPERATIVE ability between than hypothese both microsoft BY nasional 2019 data LEARNING STAD TYPE cooperative PAHLAWAN difference nurul pahlawan academic using grade solving whether PROBLEM 2018 normally higher distributed mathematical homogeneity achievement COMPARISON sit ABSTRACT technique SMP exist post head they IN testing NASIONAL who variance homogeneou division find ABILITY year deby processed calculation team II