Armiyus Thaib
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PENERAPAN METODE BUZZ GROUP UNTUK MENINGKATKAN PRESTASI BELAJAR SISWA PADA POKOK BAHASAN KELARUTAN DAN HASIL KALI KELARUTAN (Ksp) DI KELAS XI IPA SMA N 1 RENGAT Yulita Sari; Islamias '; Armiyus Thaib
Jurnal Online Mahasiswa (JOM) Bidang Keguruan dan Ilmu Pendidikan Vol 1, No 2 (2014): Wisuda Oktober Tahun 2014
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Keguruan dan Ilmu Pendidikan

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Abstract : Research on the application of metodh Buzz Group has been conducted to determine the increase in student achievement on the subject of solubility and solubility product (Ksp) in class XI Science SMAN 1 Rengat. Form of research is experimental research with pretest-posttest design.. The research was conducted on the even semester in academic year 2013/2014. The sample consisted of two classes, namely class XI IPA1 as the experimental class and the class as a class XI IPA2 controls randomly selected after tests of normality and homogeneity test. Experimental class is a class that is treated by applying a metodh of Buzz Group, while the control class was treated to a lecture. Data analysis technique used is the t-test. Based on analysis of data obtained t > ttable ie 2,34 > 1,67, means that the application of metodh Buzz Group can improve student achievement on the subject of solubility and solubility product (Ksp) in class XI Science SMAN 1 Rengat. Large increase in the application of methods buzz group on the subject of solubility and solubility product in the experimental class is 8.13%.Keywords: Metodh of Buzz Group, Learning Achievement, Solubility and solubility product
PENERAPAN MODEL PEMBELAJARAN KOOPERATIF QUESTION STUDENT HAVE UNTUK MENINGKATKAN PRESTASI BELAJAR SISWA PADA POKOK BAHASAN HIDROLISIS GARAM DI KELAS XI SMAN 1 BUKIT BATU KABUPATEN BENGKALIS Rina Annisa; Erviyenni Erviyenni; Armiyus Thaib
Jurnal Online Mahasiswa (JOM) Bidang Keguruan dan Ilmu Pendidikan Vol 1, No 2 (2014): Wisuda Oktober Tahun 2014
Publisher : Jurnal Online Mahasiswa (JOM) Bidang Keguruan dan Ilmu Pendidikan

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Abstract : The purpose of this research is to  increase  student achievement  on the subject of salt hydrolysis in  class XI  SMAN 1 Bukit Batu Kabupaten Bengkalis. Form of research  is  experiment  research  with  pretest-posttest  design.  The sample consisted  of  two  classes.  Experiment  class  was given  implementing  model cooperative  learning Question Student Have, while the  control class was not given  implementing model cooperative  learning Question Student Have. The   t-test  is used for data analysis technique.  Based on the  final  results  of data processing  using  t-test  formula with dk=39  and  ɑ =0,05  obtained  tarithmetic > ttable (2.75 > 1.68)  means that  the application of  model  cooperative learning  Question Student Have can  improve student’s achievement on the subject of salt hydrolysis  in class XI SMAN 1 Bukit Batu Kabupaten Bengkalis. The improvement of student’s achievement in experiment class was supported by N-Gain score 0,74 that included in high category. Key Words :  Question Student Have,  Learning  Achievement,  Salt Hydrolysis