Browsing by Author "Astuti, Sri"

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    Penerapan Model Pembelajaran Kooperatif Tipe Stad Untuk Meningkatkan Motivasi Belajar Matematika Siswa Kelas Iv Sdn 004 Bukit Datuk
    (2013-02-12) Astuti, Sri
    Mathematics is one of the compulsory subjects in school because of the importance of basic math that particular mastery of all math elementary school math materials a top priority. The low value of fourth grade Bukit Datuk caused by several things, and the lack of an active role of students in learning, students often do not collect duties given a variety of reasons, and some students are less diligent in doing the exercises that the teacher can be seen from happy students imitate his work, so there is no sense of competition or competing fellow students to improve their ability to learn, based on this, the researchers conducted research using cooperative learning model STAD. Based on the analysis of analysis defined motivation indicators, indicators expressed interest, perseverance, tenacity, and confidence increased competition. This shows that the type STAD cooperative learning strategies can increase interest, perseverance, tenacity, competitive, confident, in learning math in elementary school at 004 Bukit Datuk subject matter and wake-up room flat on the second semester Academic Year 2011/2012.
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    Penerapan Model Pembelajaran Kooperatif Active Knowledge Sharing Untuk Meningkatkan Prestasi Belajar Siswa Pada Pokok Bahasan Kelarutan Dan Hasil Kali Kelarutan Di Kelas XI SMA Al Huda Pekanbaru
    (2013-07-27) Astuti, Sri
    The purpose of this research to increase student achievement on the subject of solubility and solubility product in class XI SMA Al Huda Pekanbaru. Form of research is experiment research with pretest-posttest design. The sample consisted of two classes. Experiment class was given implementing model cooperative learning Active Knowledge Sharing, while the control class wasnot given implementing model cooperative learning Active Knowledge Sharing. The t-test is used for data analysis technique. Based on the final results of data processing using t-test formula with dk=53 and ɑ =0,05 obtained tarithmetic>ttable (2.68>1.67) means that the application of model cooperative learning Active Knowledge Sharing can improve student achievement on the subject of solubility and solubility product in class XI SMA Al Huda pekanbaru. Category Increased student achievement on experiment class including high with the normalized gain scores (N-gain) about 0,75