INFLUENCE MODEL OF COOPERATIVE LEARNING STAD TYPE OF LEARNING OUTCOMES OF THE COST OF ECONOMY ON DEMAND AND SUPPLY IN CLASS X SMA NEGERI 1 PADANG BOLAK JULU Oleh: YULI NOVARIANI HARAHAP
Abstract
The aim of this research was to know whether there was any significant influence of cooperative learning of STAD type and economic achievement in supply and demand subject at tenth grade students of SMA Negeri 1 Padang Bolak Julu . The approach of this research was descriptive method. Population of this research was all tenth grade students of SMA Negeri 1 Padang Bolak Julu consist of 120 students. By using random technique sample, the writer took 40 students as sample. Based on descriptive analysis, the average of cooperative learning of STAD type was 2.8, it was categorized “good”. The average of supply and demand subject before using STAD type was 51.32, it was categorized “Minus” while the average of supply and demand subject after using STAD type was 70,32, it was categorized “good”. Based statistic inferential analysis by using ttest formula to test hypothesis, it could be gotten tcount = 5,39 and ttable = 1.68 at error level 5%. It means alternative hypothesis was accepted. In the other words, there was any significant influence of cooperative learning of STAD type and economic achievement in supply and demand subject at tenth grade students of SMA Negeri 1 Padang Bolak Julu.
