Jurnal Pendidikan Matematika Unila
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    PROSES BELAJAR DAN KEMAMPUAN BERPIKIR KRITIS DALAM PEMBELAJARAN SOCRATES DENGAN PENDEKATAN KONTEKSTUAL

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    This qualitative descriptive research aimed to get an overview of the implementation of Socratic learning with contextual approach viewed by learning process and students critical thinking skill. The subject of research was students of XI IPA 3 class of SMAN 10 Bandar Lampung in the academic year of 2012/2013 which consist of 36 students. The objects of research were all of learning process and the learning result of critical thinking skills test. Based on the analysis of research data, it was concluded that the critical thinking skills of students of XI IPA 3 class of SMAN 10 Bandar Lampung was in enough category. It could be seen from 55,56% students have critical thinking skill in enough category. Based on the observation on each probability meetings, the learning process in Socrates learning with contextual approach was good.Penelitian deskriptif kualitatif ini bertujuan untuk mendapatkan gambaran tentang penerapan pembelajaran Socrates dengan pendekatan kontekstual ditinjau dari proses belajar dan kemampuan berpikir kritis siswa. Subjek penelitian adalah siswa kelas XI IPA 3 SMAN 10 Bandar Lampung tahun pelajaran 2012/2013 yang terdiri dari 36 siswa. Objek penelitian adalah keseluruhan proses belajar dan hasil tes kemampuan berpikir kritis siswa. Berdasarkan analisis data penelitian, dapat disimpulkan bahwa kemampuan berpikir kritis siswa kelas XI IPA 3 SMAN 10 Bandar Lampung tergolong cukup. Hal ini terlihat dari 55,56% siswa memiliki kemampuan berpikir kritis cukup. Berdasarkan pengamatan pada setiap pertemuan materi peluang, proses belajar dalam pembelajaran Socrates dengan pendekatan kontekstual berjalan dengan baik.Kata kunci: kemampuan berpikir kritis, pembelajaran socrates, pendekatan kontekstual, proses belaja

    PENERAPAN MODEL PEMBELAJARAN KOOPERATIF TIPE NHT UNTUK MENINGKATKAN PEMAHAMAN KONSEP MATEMATIS SISWA

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    This research aimed to investigate whether the implementation of cooperative learning model of numbered heads together was effective in increasing student’s mathematical conceptual understanding. This research design was pretest-posttest control design. The research population was all students of grade 8th of SMPN 2 Way Seputih in academic year of 2013/2014 that was distributed into five classes. The research samples were students of VIII E and VIII F class who were taken by purposive random sampling technique. The research data were obtained by test of mathematical conceptual understanding. Based on hypothesis analysis, it was found the conclusion that the implementation of learning model of numbered heads together was not more effective than conventional learning model in increasing student’s mathematical conceptual understanding.Penelitian ini bertujuan untuk mengetahui apakah penerapan model pembelajaran numbered heads together efektif untuk meningkatkan pemahaman konsep matematis siswa. Desain penelitian ini adalah pretest-posttest control design. Populasi penelitian adalah seluruh siswa kelas VIII SMP Negeri 2 Way Seputih tahun pelajaran 2013/2014 yang terdistribusi dalam lima kelas. Sampel penelitian adalah siswa kelas VIII E dan VIII F yang diambil dengan teknik purposive random sampling. Data penelitian diperoleh melalui tes pemahaman konsep matematis. Berdasarkan pengujian hipotesis, diperoleh kesimpulan bahwa penerapan model pembelajaran NHT tidak lebih efektif dibandingkan dengan model pembelajaran konvensional dalam meningkatkan pemahaman konsep matematis siswa.Kata kunci: model pembelajaran konvensional, model pembelajaran NHT, pemahaman konsep matemati

    PENGARUH PENDEKATAN PROBLEM POSING TERHADAP KEMAMPUAN KOMUNIKASI MATEMATIS SISWA

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    This quasi experimental research aimed to know the influence of problem posing approach on the students’ mathematical communication skills. The design of this research was posttest-only-control-group-design. The population of this research was all students of grade 7th of junior high school of Tunas Mekar Indonesia (TMI) Bandar Lampung in academic year of 2013/2014 which was distributed into two class. The sampling which was used was total sampling. Based on the result of hypothesis testing, it obtained that the students’ mathematical communication skills by the problem posing learning was higher than conventional learning. Thus, it could be concluded the problem posing approach affect on the students’ mathematical communication skills.Penelitian eksperimen semu ini bertujuan untuk mengetahui pengaruh pendekatan problem posing terhadap kemampuan komunikasi matematis. Desain penelitian ini adalah posttest-only-control-group-design. Populasi penelitian ini adalah  seluruh siswa kelas VII SMP Tunas Mekar Indonesia (TMI) Bandar Lampung tahun pelajaran 2013/2014 yang terdistribusi dalam dua kelas. Sampling yang digunakan adalah total sampling. Berdasarkan hasil pengujian hipotesis diperoleh bahwa kemampuan komunikasi matematis siswa dengan pembelajaran problem posing lebih tinggi dari pembelajaran konvensional. Dengan demikian dapat disimpulkan bahwa pendekatan problem posing berpengaruh terhadap kemampuan komunikasi matematis siswa.Kata kunci: komunikasi matematis, konvensional, problem posin

    PENGARUH MODEL PEMBELAJARAN KOOPERATIF TIPE STAD TERHADAP KEMAMPUAN KOMUNIKASI MATEMATIS SISWA

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    This quasi experimental research aimed to know the effect of cooperative learning model of STAD type towards student’s mathematical communication skills. The research design which was used was post-test only control group design. The population of this research was all students of grade 8thof SMPN 28 Bandarlampung in academic year of 2013/2014. Randomly, it was chosen VIII A and VIII D class as research samples. The research data were obtained by test of mathematical communication skills. Based on result of data analysis, it can be concluded that the cooperative learning model of STAD type affects the student’s mathematical communication skills.Pene­liti­an eksperimen semu ini bertujuan untuk mengetahui pengaruh model pembelajaran kooperatif tipe STAD terhadap kemampuan komunikasi matematis siswa. Desain penelitian yang digunakan yaitu post-test only control group design. Populasi penelitian ini adalah seluruh siswa kelas VIII SMPN 28 Bandarlampung tahun pelajaran 2013/2014. Secara acak terpilih kelas VIII A dan VIII D sebagai sampel penelitian. Data penelitian diperoleh melalui tes kemampuan komunikasi matematis. Berdasarkan hasil analisis data, disimpulkan bahwa pembelajaran dengan model pembelajaran kooperatif tipe STAD berpengaruh terhadap kemampuan komunikasi matematis siswa.Kata kunci: komunikasi matematis, pembelajaran kooperatif, STA

    PENGARUH MODEL PEMBELAJARAN KOOPERATIF TIPE TSTS TERHADAP PEMAHAMAN KONSEP MATEMATIS SISWA

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    This quasi experimental research aimed to know the effect of cooperative learning model of two stay two stray type towards students mathematical conceptual understanding.The design of this research was posttest only control design.The population of this research was all students of grade 8th of SMPN 20 Bandar Lampung in academic year of 2014/2015 that was distributed into seven classes. By purposive sampling technique, two classes were chosen as samples. The research data were obtained by test of students mathematical conceptual understanding. Based on data analysis by t-test, it was concluded that the cooperative learning model ofTSTS type has a positive effect towards students mathematical conceptual understanding.Penelitian eksperimen semu ini bertujuan untuk mengetahui pengaruh model pembelajaran kooperatif tipe two stay two stray terhadap pemahaman konsep matematis siswa. Desain penelitian ini adalah posttest only control design. Populasi penelitian ini adalah seluruh siswa kelas IX SMPN 20 Bandar Lampung semester ganjil tahun pelajaran 2014/2015 yang terdistribusi dalam tujuh kelas. Dengan teknik purposive sampling, terpilih dua kelas sebagai sampel penelitian. Data penelitian diperoleh dari tes pemahaman konsep matematis siswa. Berdasarkan analisis data dengan uji t, disimpulkan bahwa model pembelajaran kooperatif tipe TSTS berpengaruh positif terhadap pemahaman konsep matematis siswa.Kata kunci: konvensional, pemahaman konsep matematis, TST

    EFEKTIVITAS MODEL PBL DITINJAU DARI PEMAHAMAN KONSEP DAN DISPOSISI MATEMATIS SISWA

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    This research aimed to know the effectiveness of PBL model viewed from student’s mathematical conceptual understanding and disposition. The design which was used in this research was pretest posttest-control group design. The population was all students of grade VIII of SMPN 2 Bandarlampung in academic year of 2013/2014 that was distributed into eight classes. The samples were students of VIII5 and VIII6 class which were taken by purposive sampling technique. The research data were obtained by test of mathematical conceptual understanding and disposition scale. The conclusion of this research was the PBL model was effective viewed from student’s mathematical conceptual understanding and disposition.Penelitian ini bertujuan untuk mengetahui efektivitas model PBL ditinjau dari pemahaman konsep dan disposisi matematis siswa. Desain yang digunakan dalam penelitian ini adalah pretest-posttest control group design. Populasi adalah seluruh siswa kelas VIII SMPN 2 Bandarlampung tahun pelajaran 2013/2014 yang terdistribusi dalam delapan kelas. Sampel adalah siswa kelas VIII5 dan VIII6 yang diambil dengan teknik purposive sampling. Data penelitian diperoleh melalui tes pemahaman konsep dan skala disposisi matematis. Kesimpulan penelitian ini adalah model PBL efektif ditinjau dari pemahaman konsep dan disposisi matematis siswa.Kata kunci: disposisi matematis, PBL, pemahaman konse

    EFEKTIVITAS PEMBELAJARAN KOOPERATIF TIPE STAD BERBASIS CTL DITINJAU DARI PEMAHAMAN KONSEP MATEMATIS

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    This quasi experimental study aimed to determine the effectiveness of STAD cooperative learning model in CTL based viewed by understanding of mathematical concepts. The population of this study was all grade eight students in second semester of SMP Negeri 1 Bangunrejo in academic year of 2013/2014 as many as 192 that distributed into 6 classes. The sampling of this study used purposive sampling technique and obtained 2 classes that were VIII-A and VIII-F. The design that was used was post-test only design. STAD was implemented into seven components of CTL that were constructivism, discovery, inquire, community learning, modeling, reflection, and authentic assessment. Based on the results of hypothesis testing, it was known that the average of score of students’ understanding of mathematical concepts of  STAD in CTL based was higher than the average of score of students’ understanding of mathematical concepts in conventional learning. Thus, it was concluded that the cooperative learning model of STAD type in CTL based was effective viewed by understanding of mathematical concepts.Penelitian ini merupakan eksperimen semu yang bertujuan untuk mengetahui efektivitas model pembelajaran kooperatif tipe STAD berbasis CTL ditinjau dari pemahaman konsep matematis. Populasi penelitian ini adalah seluruh siswa kelas VIII semester ganjil SMP Negeri 1 Bangunrejo tahun pelajaran 2013/2014 sebanyak 192 siswa yang terdistribusi pada 6 kelas. Pengambilan sampel  penelitian menggunakan teknik purposive sampling dan terpilih 2 kelas yaitu VIIIA dan VIII F. Desain yang digunakan adalah post-test only design. STAD dilaksanakan dengan menyertakan tujuh komponen CTL yang meliputi konstruktivisme, menemukan, bertanya, masyarakat belajar, pemodelan, refleksi, dan penelitian autentik. Berdasarkan hasil uji hipotesis, diketahui rata-rata skor pemahaman konsep matematis siswa pada pembelajaran STAD berbasis CTL lebih dari pembelajaran konvensional. Dengan demikian, disimpulkan model kooperatif tipe STAD berbasis CTL efektif ditinjau dari pemahaman konsep matematis.Kata kunci: CTL, model kooperatif tipe STAD, pemahaman konse

    PENGARUH PENERAPAN PEMBELAJARAN KONTEKSTUAL TERHADAP PEMAHAMAN KONSEP MATEMATIS SISWA

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    This research aimed to know the effect of the implementation of contextual learning to student’s mathematical conceptual understanding. The research design was pretest posttest control group design. The research population was all students of grade 8th of regular class of SMPN 1 Sumberejo Tanggamus in the academic year of 2013/2014 as many as 161 students who were distributed into five classes. The research samples were students of VIIIA and VIIIB class which were taken by purposive random sampling technique. The research data were obtained by the test of mathematical conceptual understanding. Based on the result of hypothesis test, the students mathematical conceptual understanding with contextual learning was higher than conventional learning. Thus, it was concluded that the implementation of contextual learning affect the student’s mathematical conceptual understanding.Penelitian ini bertujuan untuk mengetahui pengaruh penerapan pembelajaran kontekstual terhadap pemahaman konsep matematis siswa. Desain penelitian adalah pretest posttest control group design. Populasi penelitian ini adalah seluruh siswa kelas VIII reguler SMPN 1 Sumberejo Tanggamus tahun pelajaran 2013/2014 sebanyak 161 siswa yang terdistribusi dalam lima kelas. Sampel penelitian adalah siswa kelas VIIIA dan VIIIB yang diambil dengan teknik purposive random sampling. Data penelitian diperoleh melalui tes pemahaman konsep matematis. Berdasarkan hasil uji hipotesis, pemahaman konsep matematis siswa dengan pembelajaran kontekstual lebih tinggi dari pembelajaran konvensional. Jadi, disimpulkan bahwa penerapan pembelajaran kontekstual berpengaruh terhadap pemahaman konsep matematis siswa.Kata kunci: pemahaman konsep matematis, pembelajaran konvensional, pembelajaran kontekstua

    PENINGKATAN KEMAMPUAN BERFIKIR KREATIF MATEMATIS SISWA MELALUI PENERAPAN MODEL PEMBELAJARAN PROBLEM POSING

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    This research aimed to know the increasing of student’s mathematical creative thinking skill which was taught by problem posing learning model  compared to the conventional learning. The design of this research was pretest posttest control group design. The research population was all students of grade 11th of IPS of SMAN 1 Sumberejo in academic year of 2013/2014 who were distributed into three classes. The sampling was done by purposive sampling technique. The research data were obtained by test of mathematical creative thinking skill. This research concluded that the increasing of student’s mathematical creative thinking skill which was taught by problem posing learning model was higher than the increasing of student’s mathematical creative thinking skill which was taught by conventional learning. Penelitian ini bertujuan untuk mengetahui peningkatan kemampuan berfikir kreatif matematis siswa yang mengikuti model pembelajaran problem posing dibandingkan pembelajaran konvensional. Desain penelitian ini adalah pretest posttest control group design. Populasi penelitian adalah seluruh siswa kelas XI IPS SMA N 1 Sumberejo tahun pelajaran 2013/2014 yang terdistribusi dalam tiga kelas. Pengambilan sampel dilakukan menggunakan teknik purposive sampling. Data penelitian diperoleh melalui tes kemampuan berfikir kreatif matematis. Penelitian ini menyimpulkan bahwa peningkatan kemampuan berfikir kreatif matematis siswa yang menggunakan model pembelajaran problem posing lebih tinggi dari peningkatan kemampuan berfikir kreatif matematis siswa yang menggunakan pembelajaran konvensional.Kata kunci: berfikir kreatif matematis, konvensional, problem posin

    PENGARUH MODEL PEMBELAJARAN KOOPERATIF TIPE TPS TERHADAP PEMAHAMAN KONSEP MATEMATIS SISWA

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    This quasi experimental research aimed to determine the effect of cooperative learning model of TPS type towards the student’s understanding of mathematical concepts. This research used posttest only control design. The population of this research was all grade seventh students of even semester of SMP Negeri 2 Seputih Raman in academic year of 2013/2014. The samples of this research were selected from five classes by purposive sampling technique. The VII A class was experimental clas and VII D was control class. Based on result of hypothesis test, it was found that student’s understanding of mathematical concepts in cooperative learning model of TPS type was higher that conventional learning model. Thus, it can be concluded that the cooperative learning model of TPS type affect towards the student’s understanding of mathematical concepts.Penelitian eksperimen semu ini bertujuan untuk mengetahui pengaruh model pembelajaran kooperatif tipe TPS terhadap pemahaman konsep matematis siswa. Penelitian ini menggunakan posttest only control design. Populasi penelitian ini adalah seluruh siswa kelas VII semester genap SMP Negeri 2 Seputih Raman tahun pelajaran 2013/2014. Sampel penelitian ini dipilih dari lima kelas dengan teknik purposive sampling. Kelas VII A sebagai kelas eksperimen dan kelas VII D sebagai kelas konvensional. Berdasarkan hasil pengujian hipotesis, diperoleh bahwa pemahaman konsep matematis siswa pada model pembelajaran kooperatif tipe TPS lebih tinggi dibandingkan model pembelajaran konvensional. Berdasarkan hasil penelitian dapat disimpulkan bahwa model pembelajaran kooperatif tipe TPS berpengaruh terhadap pemahaman konsep matematis siswa. Kata kunci: konvensional, pemahaman konsep matematis, TP

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    Jurnal Pendidikan Matematika Unila
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