The Research Aims INTRODUCTION

CHAPTER V CONCLUSION AND RECOMENDATION

5.1. Conclusions

Based on the results of research, the conclusions are : 1. There was an increase result of student’s learning achievement from the value 44.3 to 79 with the increasing percentage 43.96 using STAD model on the topic human reproductive system of grade XI IPA students in SMA Negeri 1 Lubukpakam for academic year 20112012. 2. There was an increase result of student’s learning achievement using NHT model from the value 44.8 to 74.3 with the increasing percentage 39,65 on the topic human reproductive system of grade XI IPA students in SMA Negeri 1 Lubukpakam for academic year 20112012. 3. There was a comparison of student’s achievement between STAD model and NHT model as amount as 1.06 : 1 with the differences percentage 5.95 on the topic human reproductive system of grade XI IPA students in SMA Negeri 1 Lubukpakam for academic year 20112012.

5.2. Recommendations

There are several recoommendations can be proposed, they are : 1. Students of SMA Negeri 1 Lubukpakam are encouraged to improve their interest and curiosity by implementing cooperative learning model. 2. Teachers are advised to apply the model of cooperative learning type STAD and NHT as an alternative method of teaching biology. 3. For researcher, as a prospectus teacher this studyresearch will equip himher to do teaching in the future. This will give her insights and experience to alternate way of teaching human reproductive system. REFERENCES Arikunto, S., 2011, Dasar-Dasar Evaluasi Pendidikan, Penerbit Bumi Aksara, Jakarta Dotson,J.M., 2001.Cooperative Learning Structures Can Increase Student Achievement,Kagan Online Magazine,Winter 2001 Dimyanti dan Mudjiono, 2006 , Belajar dan Pembelajaran, Penerbit Rineka Cipta , Jakarta. Dunn, L., 2002 , Learning and Teaching Briefing Papers Series, Oxford Brookes University, Oxford Gholami, G., 2011 , The Effect of Cooperative Learning on Academic Achievement, Journal of American Science 712:596-599 Haryati,M., 2007, Sistem Penilaian Berbasis Kompetensi Teori dan Praktik, Penerbit Gedung Persada Press, Jakarta. Isjoni. 2007 Cooperative Learning untuk Mengembangkan Kemampuan Belajar Berkelompok. Penerbit Alfabeta, Bandung. Jihad, A., 2008 Evaluasi Pembelajaran. Multi Pressindo , Yogyakarta. Lie,A., 2004 , Cooperative Learning, Penerbit PT.Grasindo, Jakarta. Majoka,M.I. et.al,2010, Student Team Achievement Division STAD As An Active Learning Strategy: Empirical Evidence From Mathematics Classroom, Journal of Education and Sociology, ISSN: 2078-032X Pratiwi,D., 2006 ,Biologi untuk SMA Kelas XI, Penerbit Erlangga,Jakarta. Pribadi, A., 2009 , Biology for XI Grade, Yuhistira, Jakarta. Purnomo, 2009 , Biologi Kelas XI untuk SMA dan MA, Penerbit Departemen Pendidikan Nasional, Jakarta. Purwanto, N., 2004 Prinsip-prinsip dan Teknik Evaluasi Pengajaran. Remaja Rosdakarya,Bandung. Rusman 2010 , Model Pembelajaran Mengembangkan Profesionalisme Guru, Penerbit Raja Grafindo Persada, Jakarta. Sarfo, Fredrick Kwaku. 2011, Investigating The Impact of Positive Resource Interpendence and Individual Accountability on Student Performance in Cooperative Learning, Electronic Journal of Research in Educational Psychology, Ghana.