Jurnal Pendidikan Matematika Unila
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DISPOSISI BERPIKIR KRITIS MATEMATIS DALAM PEMBELAJARAN DENGAN METODE SOCRATES DAN PENDEKATAN KONTEKSTUAL
Get PDFThis naturalistic qualitative research aimed to discribe students mathematical critical thinking disposition in Socrates Method and Contextual Approach learning. The subject of this research were students of VII-D class of SMPN 22 Bandarlampung in academic year of 2014/2015 that was determined by purposive sampling. The data of this research was qualitative data about students mathematical critical thinking disposition which were gotten by observation recording, questionnaire, interview, and documentation. The data analysis was done in four stages, which were coding, reducting, displaying, and verifying data. Based on this research, it can be concluded that Socrates Method and Contextual Approach learning can bring out the mathematical critical thinking disposition of students who have self confidence. Penelitian kualitatif naturalistik ini bertujuan untuk mendeskripsikan disposisi berpikir kritis matematis siswa dalam pembelajaran dengan Metode Socrates dan Pendekatan Kontekstual. Subjek penelitian ini adalah siswa kelas VII-D SMP Negeri 22 Bandarlampung tahun pelajaran 2014/2015 yang ditentukan dengan teknik purposive sampling. Data penelitian ini merupakan data kualitatif mengenai disposisi berpikir kritis matematis siswa yang diperoleh melalui catatan lapangan, angket, wawancara dan dokumentasi. Analisis data dilakukan dalam empat tahap, yaitu memberi kode, mereduksi, menyajikan, dan memverifikasi data. Berdasarkan penelitian ini, diperoleh kesimpulan bahwa pembelajaran dengan Metode Socrates dan Pendekatan Kontekstual dapat memunculkan disposisi berpikir kritis matematis pada siswa yang mempunyai rasa percaya diri.Kata kunci: disposisi berpikir kritis, Metode Socrates, Pendekatan Kontekstua
PENGARUH MODEL PEMBELAJARAN KOOPERATIF TIPE THINK PAIR SHARE TERHADAP PEMAHAMAN KONSEP MATEMATIS
Get PDFThis quasi experimental research aimed to know the influence of cooperative learning model of TPS type towards students mathematical conceptual understanding. This research used the one-shot case study design. The population of this research was all grade 8th students of SMPN 8 Bandar Lampung in the academic year of 2014/2015.The sample of the research was students of VIII A class that were determined by purposive sampling technique. The research data were obtained by test of mathematical conceptual understanding. Based on data analysis, the cooperative learning model of TPS affects towards students mathematical conceptual understanding.Penelitian kuasi eksperimen ini bertujuan untuk mengetahui pengaruh model pembelajaran kooperatif TPS terhadap pemahaman konsep matematis siswa. Penelitian ini menggunakan the one-shot case study design. Populasi penelitian ini adalah seluruh siswa kelas VIII SMPN 8 Bandar Lampung tahun pelajaran 2014/2015. Sampel penelitian ini adalah siswa kelas VIII A yang ditentukan dengan teknik purposive sampling.Data penelitan ini diperoleh melalui tes pemahaman konsep matematis. Berdasarkan hasil analisis data, penerapan model pembelajaran kooperatif tipe TPS berpengaruh terhadap pemahaman konsep matematis siswa.Kata kunci: pemahaman konsep matematis, pengaruh, TP
EFEKTIVITAS PEMBELAJARAN LANGSUNG DENGAN PENDEKATAN PROBLEM POSING DITINJAU DARI KEMAMPUAN BERPIKIR KREATIF
Get PDFThis research aimed to know the effectiveness of direct instruction model with problem posing approach viewed by creative thinking ability. This research design was pretest-posttest control group design. The population of this research was all students of grade VIII of SMP Negeri 20 Bandarlampung in academic year of 2014/2015 that consist of 8 classes. The samples of this research were students of VIIIC and VIIID class which were taken by purposive random sampling technique.The instrument of this research was essay test of critical thinking ability. Based on data analysis, it was concluded that direct instruction model with problem posing approach was more effective than conventional model to increase the creative thinking ability but the percentage of students who reached the mastery learning was not more than 60%.Penelitian ini bertujuan untuk mengetahui efektivitas model pembelajaran langsung dengan pendekatan problem posing ditinjau dari kemampuan berpikir kreatif siswa. Desain yang digunakan adalah pretest-posttest control group design. Populasi penelitian ini adalah seluruh siswa kelas VIII SMP Negeri 20 Bandarlampung semester genap tahun pelajaran 2014/2015 yang terdistribusi ke dalam 8 kelas. Sampel penelitian ini adalah siswa kelas VIIIC dan VIIID yang ditentukan dengan teknik purposive random sampling. Instrumen pada penelitian ini berupa soal uraian mengenai kemampuan berpikir kreatif. Berdasarkan analisis data, disimpulkan bahwa model pembelajaran langsung dengan pendekatan problem posing lebih efektif daripada pembelajaran konvensional dalam meningkatkan kemampuan berpikir kreatif, tetapi persentase siswa yang mencapai ketuntasan belajar tidak lebih dari 60%.Kata kunci: berpikir kreatif, pembelajaran langsung, problem posin
EFEKTIVITAS MODEL PENEMUAN TERBIMBING DITINJAU DARI KEMAMPUAN PEMAHAMAN KONSEP MATEMATIS SISWA
Get PDFThis quasi-experimental research aimed to determine the effectiveness of guided discovery models in terms of the comprehension ability of students mathematical concepts. The research design was one shot case study design. The population was all students of grade X of State Senior High School 5 Metro in academic year of 2014/2015 that was distributed into seven classes, while the sample of research was students of X.7 class that was selected by purposive random sampling technique. The data of this research was obtained by test. Based on the result of research , it can be concluded that the implementation of guided discovery model was not effective in terms of the comprehension ability of students mathematical concepts.Penelitian eksperimen semu ini bertujuan untuk mengetahui efektivitas penerapan model penemuan terbimbing ditinjau dari kemampuan pemahaman konsep matematis siswa. Desain penelitian adalah one shot case study design. Populasinya adalah seluruh siswa kelas X SMA Negeri 5 Metro tahun pelajaran 2014/2015 yang terdistribusi dalam tujuh kelas, sedangkan sampel penelitian adalah siswa kelas X 7 yang dipilih melalui teknik purposive random sampling. Data penelitian ini diperoleh melalui tes. Berdasarkan hasil penelitian, dapat disimpulkan bahwa penerapan model penemuan terbimbing tidak efektif ditinjau dari kemampuan pemahaman konsep matematis siswa.Kata kunci: model pembelajaran, pemahaman konsep, penemuan terbimbin
EFEKTIVITAS MODEL PROBLEM BASED LEARNING DITINJAU DARI KEMAMPUAN KOMUNIKASI MATEMATIS SISWA
Get PDFThis research aimed to know the effectiveness of problem based learnimg model viewed by students' mathematical communication skill. This research design was posttest only control group. The population of this research was all students of grade VIIst of SMPN 26 Bandar Lampung in academic year of 2014/2015 that was distributed into 10 classes. The samples of this research were students of VII-G and VII-H class who were taken by purposive sampling technique. This research data were data of mathematical communication skill. Based on the analysis of data, the proportion of students who have good mathematical communication skill in problem based learning model was over 0,5 and higher than conventional learning. Thus, viewed by students' mathematical communication skill, problem based learning model was effective and more effective than conventional model.Penelitian ini bertujuan untuk mengetahui efektivitas model problem based learning ditinjau dari kemampuan komunikasi matematis siswa. Desain penelitian ini adalah posttest only control group. Populasi penelitian ini adalah seluruh siswa kelas VII SMPN 26 Bandar Lampung tahun pelajaran 2014/2015 yang terdistribusi dalam sepuluh kelas. Sampel penelitian ini adalah siswa kelas VII-G dan VII-H yang diambil dengan teknik purposive sampling. Data penelitian ini adalah data kemampuan komunikasi matematis siswa. Berdasarkan hasil analisis data, proporsi siswa yang memiliki kemampuan komunikasi matematis baik pada model problem based learning lebih dari 0,5 dan lebih tinggi daripada model konvensional. Dengan demikian, ditinjau dari kemampuan komunikasi matematis siswa, model problem based learning efektif dan lebih efektif daripada model konvensional.Kata kunci: komunikasi matematis, model konvensional, problem based learnin
EFEKTIVITAS PENDEKATAN MATEMATIKA REALISTIK DITINJAU DARI PEMAHAMAN KONSEP MATEMATIS SISWA
Get PDFThis quasi-experimental research aimed to know the effectiveness of realistic mathematics education viewed by students understanding of mathematical concepts. The population of this research was all grade eight students on second semester of SMP Negeri 8 Bandarlampung in academic year of 2014/2015. The samples of this research were students of VIII-E and VIII-F class that were chosen by purposive sampling. This research used posttest only control group design. The data of students understanding of mathematical concepts were obtained by essay test. Based on the result of research, it was concluded that the implementation of realistic mathematics education was effective viewed by students understanding of mathematical concepts.Penelitian eksperimen semu ini bertujuan untuk mengetahui efektivitas pendekatan matematika realistik ditinjau dari pemahaman konsep matematis siswa. Populasi penelitian ini adalah seluruh siswa kelas VIII semester genap SMP Negeri 8 Bandarlampung tahun pelajaran 2014/2015. Sampel penelitian ini adalah siswa kelas VIII-E dan VIII-F yang ditentukan dengan teknik purposive sampling. Penelitian ini menggunakan posttest only control group design. Data pemahaman konsep matematis siswa diperoleh dari tes uraian. Berdasarkan hasil penelitian, diperoleh kesimpulan bahwa penerapan pendekatan matematika realistik efektif ditinjau dari pemahaman konsep matematis siswa.Kata kunci: efektivitas, pemahaman konsep, pendekatan matematika realisti
DESKRIPSI DISPOSISI BERPIKIR KRITIS MATEMATIS SISWA DALAM PEMBELAJARAN SOCRATES KONTEKSTUAL
Get PDFThis naturalistic qualitative research aimed to describe students mathematical critical thinking disposition in Socrates Contextual learning at the material of Linear Equations and Inequalities of One Variable. The subjects of this research were students of VII B class of SMP Negeri 19 Bandarlampung. Through purposive sampling techniques, it was chosen eleven students who was described their critical thinking disposition. The research data were obtained by observation, critical thinking disposition scale techniques, interviews and documentation. Before analyzing the data, researcher did the triangulation of data by interview. The data analysis techniques used three stages, which were reducting, displaying, and getting the conclusion of data. The results of this research was the students' mathematical critical thinking dispositions only appears on some students. For most of the other students, dispositions which appeared were not critical thinking disposition.Penelitian kualitatif naturalistik ini bertujuan untuk mendeskripsikan disposisi berpikir kritis matematis siswa dalam pembelajaran Socrates Kontekstual pada materi Persamaan dan Pertidaksamaan Linier Satu Variabel. Subjek penelitian ini adalah siswa kelas VII B SMP Negeri 19 Bandarlampung. Melalui teknik purposive sampling terpilihlah sebelas siswa yang dideskripsikan disposisi berpikir kritisnya. Data penelitian diperoleh dari observasi, teknik skala disposisi berpikir kritis, wawancara dan dokumentasi. Sebelum menganalisis data, peneliti melakukan triangulasi data melalui wawancara. Teknik analisis data menggunakan tiga tahapan, yaitu reduksi, penyajian, dan penarikan kesimpulan terhadap data. Hasil penelitian ini adalah disposisi berpikir kritis matematis siswa hanya muncul pada beberapa siswa. sebagian besar siswa lainnya memunculkan disposisi yang muncul bukan merupakan disposisi berpikir kritis.Kata kunci: berpikir kritis matematis, disposisi, Socrates Kontekstua
EFEKTIVITAS MODEL PROBLEM BASED LEARNING DITINJAU DARI KEMAMPUAN PEMECAHAN MASALAH MATEMATIS
Get PDFThe purpose of this research was to know the effectiveness of problem based learning model viewed by students mathematical problem solving skill. This research population was all students of grade 7th of SMP Negeri 1 Padang Cermin in academic year of 2014/2015 that was distributed into eight classes, then it was taken two classes as samples by purposive random sampling technique. This research data were obtained by test mathematical problem solving skill. Based on the result of research, it could be concluded that problem based learning model was effective viewed by students mathematical problem solving skill and it was more effective than conventional learning.Tujuan penelitian ini adalah mengetahui efektivitas model problem based learning ditinjau dari kemampuan pemecahan masalah matematis siswa. Populasi penelitian ini adalah seluruh siswa kelas VII SMP Negeri 1 Padang Cermin tahun pelajaran 2014/2015 yang terdiri dari delapan kelas, kemudian diambil dua kelas sebagai sampel melalui teknik purposive random sampling. Data penelitian ini diperoleh melalui tes kemampuan pemecahan masalah matematis. Berdasarkan hasil penelitian, dapat disimpulkan bahwa model problem based learning efektif ditinjau dari kemampuan pemecahan masalah matematis siswa dan lebih efektif dibandingkan dengan pembelajaran konvensional.Kata kunci: efektivitas, pemecahan masalah,problem based learnin
EFEKTIVITAS PENERAPAN MODEL PROBLEM BASED LEARNING DITINJAU DARI KEMAMPUAN KOMUNIKASI MATEMATIS SISWA
Get PDFThis research aimed to know the effectiveness of the implementation of problem based learning model viewed by students mathematical communication ability. The design of this research was posttest only control group design. This research population was all students of grade 8th of SMP Xaverius 2 Bandarlampung in academic year of 2014/2015 that was distributed into four classes. This research samples were students of VIII-B and VIII-C class that were selected by purposive random sampling technique. This research data were gotten by mathematical communication ability test that were analyzed by proportion test. Based on the result of data analyzes, it can be concluded that viewed by students mathematical communication ability, problem based learning model was not effective but it was more effective than conventional learning.Penelitian ini bertujuan untuk mengetahui efektivitas penerapan model problem based learning ditinjau dari kemampuan komunikasi matematis siswa. Desain penelitian ini adalah posttest only control group design. Populasi penelitian ini adalah seluruh siswa kelas VIII SMP Xaverius 2 Bandarlampung tahun pelajaran 2014/2015 yang terdistribusi dalam empat kelas. Sampel penelitian adalah siswa kelas VIII-B dan VIII-Cyang diambil dengan teknik purposive random sampling. Data penelitian ini diperoleh melalui tes kemampuan komunikasi matematis yang dianalisis menggunakan uji proporsi. Berdasarkan hasil analisis data, disimpulkan bahwa ditinjau dari kemampuan komunikasi matematis, model PBL tidak efektif, namun lebih efektif dibandingkan dengan pembelajaran konvensional.Kata kunci: kemampuan komunikasi matematis, konvensional, problem based learnin
EFEKTIVITAS MODEL DISCOVERY LEARNING DITINJAU DARI PEMAHAMAN KONSEP MATEMATIS SISWA
Get PDFThis research aimed to know the effectiveness of discovery learning model viewed by students understanding of mathematical concepts. The population of this research was all students of grade 7th of SMP Muhammadiyah 3 Bandar Lampung in academic year of 2014/2015 that was distributed into 4 classes. The sample of this research was determined by purposive sampling technique. This research used one group pretest posttest design. The result of data analysis showed that discovery learning model was not effective viewed by students understanding of mathematical concepts.Penelitian ini bertujuan untuk mengetahui efektivitas model discovery learning ditinjau dari pemahaman konsep matematis siswa. Populasi penelitian ini adalah seluruh siswa kelas VII SMP Muhammadiyah 3 Bandar Lampung tahun pelajaran 2014/2015 yang terdistribusi dalam empat kelas. Sampel penelitian ini ditentukan dengan teknik purposive sampling. Penelitian ini menggunakan one group pretest posttest design. Hasil analisis data menunjukkan bahwa model discovery learning tidak efektif ditinjau dari pemahaman konsep matematis siswa.Kata kunci: discovery learning, efektivitas, pemahaman konse