PERBEDAAN HASIL BELAJAR DAN AKTIVITAS SISWA YANG DIAJAR MENGGUNAKAN MODEL PEMBELAJARAN KOOPERATIF TIPE STUDENT TEAM ACHIEVEMENT DIVISION (STAD) DENGAN MODEL KOOPERATIF TIPE SNOWBALL THROWING DI KELAS XI IPA SMA NEGERI 15 MEDAN

Abstract

This research aims to investigate the difference of student learning outcomes andactivities between cooperative learning model Student Teams Achievement Divisions type and cooperative model type Snowball Throwing in Human Reproduction System topic in class XI IPA SMA Negeri 15 Medan academic year 2015/2016. This research is an experimental research. To obtain student learning outcome this research uses Test with design pretest and posttest and to obtain student learning activities this research uses Observation. The sampling technique used in this research is random sampling technique. The total number of samples is 74 students. They are XI IPA2 was taught by applying cooperative learning model Student Teams Achievement Division type and XI IPA3 was taught by applying Snowball Throwing type. The data of the research were analyzed by using ttest technique (two tails) with α = 0.05. The data shows that tcount activities = -4.33 and tcount leaning outcomes = -2.90, and both values are not between ttable = -1.996 up to 1.996. It means that Ho is rejected. So, it can be concluded that there are significant differences of student learning activities and outcomes between cooperative model Student Teams Achievement Division type and Snowball Throwing type in Human Reproduction System topic in class XI IPA SMA Negeri 15 Medan. Key words: Cooperative Learning Model, STAD, Snowball Throwing, Learning Outcomes, Learning Activities