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Kota bengkulu,
Bengkulu
INDONESIA
Jurnal Pendidikan Matematika Raflesia
Published by Universitas Bengkulu
ISSN : 25484435     EISSN : 26158752     DOI : -
Core Subject : Education,
Education Mathematics
Jurnal Pendidikan Matematika Reflesia telah memiliki P-ISSN: 2548-4435 (Media Cetak) dan E-ISSN : 2615-8752 (Media Online) yang diterbitkan oleh Program Studi Pendidikan Matematika FKIP Universitas Bengkulu, yang memuat artikel-artikel yang berisi tentang hasil-hasil penelitian, telaah/tinjauan pustaka, kasus lapangan atau gagasan dalam bidang ilmu matematika dan Pendidikan Matematika.
Arjuna Subject : -
Articles 5 Documents
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Search results for , issue "Vol 7 No 2 (2022)" : 5 Documents clear
Desain Pembelajaran Scaffolding Berorientasi Cognitive Perturbation Pada Perkuliahan Statistika Penelitian Pendidikan Sains Rendy Wikrama Wardana; Afrizal Mayub
Jurnal Pendidikan Matematika Raflesia Vol 7 No 2 (2022)
Publisher : UNIB Press

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Abstract

Abstract The purpose this research was depelove learning design products scaffolding oriented cognitive perturbation and obtaining data on student responses. This research was a development research with ADDIE design (Analysis, Design, Develop, Implementation and Evaluation). Research limited development stage. The research sample was 19 students of Master of Science education at a state university in Bengkulu City. The research instrument was on the form design and material expert validation questionnaire, as well as a student response questionnaire to the developed learning design. Data was collected by giving validation questionnaires to 4 expert lecturers in the field of statistical design and material. Data analysis used quantitative data analysis with descriptive statistics which were then narrated qualitatively. The results showed learning design was categorized as very feasible from the design and material aspects with a percentage of 95.03%. Based on students' responses to the learning design that was developed based on aspects of the learning process and benefits, the average percentage scores were 95.57% and 93%, respectively. These results indicate that the learning design developed can be an alternative solution in the learning process during the COVID-19 pandemic.
Pengembangan Media Pembelajaran Interaktif Berbasis Kemampuan Pemecahan Masalah Matematika dan Self-Efficacy Siswa Diah Ayu Pertiwi; Zulfi Amri; Edi Syahputra; Irvan Irvan
Jurnal Pendidikan Matematika Raflesia Vol 7 No 2 (2022)
Publisher : UNIB Press

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Abstrak Penelitian ini menghasilkan suatu produk yaitu media yang mendukung proses pembelajaran yang berbentuk flip book. Hasil ulasan kevalidan pakar materi menyiratkan bahwa media memenuhi taraf sangat valid pada rerata skor 3,2, kevalidan pakar  media menunjukkan bahwasannya media memenuhi taraf valid dengan rerata skor 3, dan kevalidan pakar bahasa menunjukkan bahwa bahasa yang digunakan memenuhi taraf valid dengan rerata skor 3,6. Adapun hasil analisa kelayakan media yang diujikan ke lima orang siswa memenuhi taraf sangat layak dengan perolehan skor rerata 3,25 dan penyebaran media yang dilakukan ke 29 orang siswa mencapai taraf sangat layak dengan  rerata skor 3,1. Untuk tingkat keefektifan dengan menganalisa respon siswa, diperoleh kategori sangat baik dengan perolehan rerata skor 3,2 dalam  uji coba 5 orang dan pada penyebaran media ke 29 orang siswa mendapati rerata skor 3,1 dengan taraf sangat baik.  Kata kunci:    Pengembangan, Media pembelajaran interaktif, Kemampuan pemecahan masalah matematika, Self-efficacy siswa   Abstract This study produces a product, namely media that support the learning process in the form of a flipbook. The results of the review of the validity of the material experts imply that the media meets the very valid level with an average score of 3.2, the validity of the media experts indicates that the media meets the valid with an average score of 3, and the validity of the linguists shows that the language used meets valid category with an average score of 3.6. The results of the media feasibility analysis tested on five students met the very worth with an average score of 3.25 and the distribution of media carried out to 29 students reached the very worth with an average score of 3.1. For the level of effectiveness by analyzing student responses, obtained a very good level with an average score of 3.  Keywords:     Development, interactive learning media, mathematical problem-solving skills, student self-efficacy.
Analysis of Students' Critical Thinking Ability in Solving HOTS Type Problems in terms of Problem Solving Aulia Putri Faradisa; Rizky Esti Utami; Aurora Nur Aini
Jurnal Pendidikan Matematika Raflesia Vol 7 No 2 (2022)
Publisher : UNIB Press

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AbstrakPenelitian ini bertujuan untuk mengetahui kemampuan berpikir kritis siswa dalam menyelesaikan soal tipe Higher Order Thinking Skills (HOTS) pada materi trigonometri. Penelitian ini merupakan penelitian deskripsi kualitatif. Subjek penelitian ini adalah siswa kelas XI MIPA 2 SMA Negeri 1 Kandangserang. Pemilihan subjek berdasarkan hasil tes kemampuan pemecahan masalah pada materi trigonometri. Teknik pengumpulan data yang digunakan pada penelitian ini yaitu tes, wawancara, dan dokumentasi. Teknik analisis data yang digunakan pada penelitian ini yaitu reduksi data, penyajian data, dan penarikan kesimpulan. Teknik pemeriksaan  keabsahan data dengan menggunakan triangulasi metode. Hasil penelitian ini menunjukkan bahwa siswa dengan kemampuan pemecahan masalah tinggi dapat memenuhi keenam indikator kemampuan berpikir kritis diantaranya; interpretation, analysis, inference, evaluation, explanation dan selfregulation. Siswa dengan kemampuan pemecahan masalah sedang dapat memenuhi lima indikator interpretation, analysis, inference, evaluation, dan explanation. Sedangkan, siswa dengan kemampuan pemecahan masalah rendah memenuhi tiga indikator berpikir kritis yaitu interpretation, analysis dan selfregulation. Kata kunci: Berpikir kritis, HOTS, Pemecahan masalah Abstract This study aims to determine students' critical thinking skills in solving Higher Order Thinking Skills (HOTS) types on trigonometry material. This research is qualitative descriptive research. The subjects of this study were students of class XI MIPA 2 SMA Negeri 1 Kandangserang. Subject selection was based on the results of the problem-solving ability test on trigonometry material. Data collection techniques used in this study are tests, interviews, and documentation. Data analysis techniques used in this study are data reduction, data presentation, and drawing conclusions. The technique of checking the validity of the data is by using the triangulation method. The results of this study indicate that students with high problem-solving abilities can meet the six indicators of critical thinking skills including; interpretation, analysis, inference, evaluation, explanation and self-regulation. Students with moderate problem-solving skills can fulfil the five indicators of interpretation, analysis, inference, evaluation, and explanation. Meanwhile, students with low problem-solving abilities fulfil three critical thinking indicators, namely interpretation, analysis and self-regulation.
Penerapan Pembelajaran New Normal: Perbedaan Kemampuan Pemahaman Konsep Matematika Berdasarkan Self Regulated Learning Siswa SMP Nur Azizah Izniati
Jurnal Pendidikan Matematika Raflesia Vol 7 No 2 (2022)
Publisher : UNIB Press

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Tujuan penelitian untuk mengetahui ada tidaknya perbedaan kemampuan pemahaman konsep matematika berdasarkan self regulated learning siswa SMP. Desain penelitian yang digunakan ex post facto. Populasi penelitian adalah 186 siswa kelas VIII SMP Negeri 175 Jakarta. Teknik pengambilan sampel menggunakan stratified cluster random sampling. Kriteria sampel minimal penelitian ini diperoleh menggunakan sample to variable ratio. Sebanyak 84 siswa terpilih sebagai sampel penelitian dengan 28 siswa pada masing-masing kategori self regulated learning. Instrumen yang digunakan tes kemampuan pemahaman konsep dan angket self regulated learning. Teknik analisis data menggunakan ANOVA satu jalan dengan sel sama dengan taraf signifikansi 5%. Hasil penelitian menunjukkan bahwa tidak terdapat perbedaan kemampuan pemahaman konsep siswa kelas VIII SMP pada setiap kategori self regulated learning. Presentase rata-rata keseluruhan indikator kemampuan pemahaman konsep pada setiap kategori self regulated learning tidak beda jauh yaitu self regulated learning tinggi dan sedang 58% kategori cukup dan self regulated learning rendah 57% kategori cukup. Kata kunci: Kemampuan pemahaman konsep, self regulated learning, bangun ruang sisi datar
KOMUNIKASI MATEMATIS SISWA MELALUI MODEL PEMBELAJARAN PROBLEM BASED LEARNING (PBL) Joni Wilson Sitopu; Ika Rosenta Purba; Dewi Asriyati
Jurnal Pendidikan Matematika Raflesia Vol 7 No 2 (2022)
Publisher : UNIB Press

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AbstrakMasalah dalam penelitian ini adalah pemilihan model pembelajaran yang digunakan guru belum bervariasi, siswa kurang aktif ketika berlangsungnya kegiatan belajar mengajar, daya serap siswa rendah, guru menyajikan materi dengan metode konvensional, sehingga siswa kurang faham dan prestasi rendah. Tujuan penelitan ini adalah untuk mengetahui komunikasi matematis siswa melalui KBM dengan model problem based learning (PBL) di kelas XI SMA Swasta Kartika 1-4 Pematangsiantar. Metode penelitian adalah metode quasi-experimental design dengan jenis two group randomized posttest-only control design. Teknik pengambilan sampel dengan sampling purposive dan hipotesis dengan uji t pada tingkat kepercayaan α = 0,05. Dari analisis penelitian, diperoleh 1) Komunikasi matematis siswa dengan model problem based learning lebih baik daripada komunikasi matematis siswa dengan metode konvensional; 2) Terdapat peningkatan komunikasi matematis siswa yang menggunakan model problem based; dan 3) Terdapat Sikap positif siswa terhadap pembelajaran dengan menggunakan model pembelajaran problem based learning. Kata kunci: Problem based learning, Komunikasi matematis, Quasi-experimental design   Abstract The problem in this study is that the selection of learning models used by teachers has not varied, students are less active when teaching and learning take place, students' absorption is low, and teachers present material using conventional methods, so students lack understanding and low achievement. The purpose of this research is to find out students' mathematical communication through KBM with the PBL model in class XI SMA Swasta Kartika 1-4 Pematangsiantar. The research method is a quasi-experimental design with a two-group randomized posttest-only control design. Sampling technique with purposive sampling, Hypothesis with t-test at the confidence level α = 0.05. From the research analysis, it was obtained 1) Students' mathematical communication using the problem-based learning model was better than students' mathematical communication using conventional methods; 2) There is an increase in students' mathematical communication using problem-based models, and 3) there is a positive attitude of students towardslearning by using the problem-based learning model.  Keywords: Problem based learning, Mathematic Communication, Quasi-experimental design

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