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Journal : Mandalika Mathematics and Educations Journal

Analisis Kesalahan Newman Dalam Menyelesaikan Soal Cerita Materi Turunan Pada Siswa Kelas XII Fitri, Nurul Wahidatul; Subarinah, Sri; Turmuzi, Muhammad
Mandalika Mathematics and Educations Journal Vol 1 No 2 (2019): Edisi Desember
Publisher : FKIP Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jm.v1i2.1559

Abstract

This study was conducted to determine each character of Newman’s error and its percentage on student class XII MAN 2 Mataram in academic year 2018/2019. Students’ errors found through analyzing students answer in solving story question material of derivative. Based on the result of data analyzed and interview which has been done, it showed that no one of the students can answer all of the questions correctly. The population of this study was 215 students and the sample was 32 students. Analysis technique used for this study was descriptive analysis. Based on the result of the data, it can be found that reading error was on the lowest percentage that is 23%. Error in comprehension and transformation was on the medium percentage those are 44% and 49%. Error in processing skill was on the lower percentage that is 29%. The last is encoding error was on the highest percentage that is 78%.AbstrakPenelitian ini bertujuan untuk mengetahui kriteria masing-masing jenis kesalahan Newman dan persentasenya pada siswa kelas XII MAN 2 Mataram tahun pelajaran 2018/2019. Kesalahan-kesalahan siswa diketahui melalui analisis terhadap jawaban siswa dalam menyelesaikan soal cerita turunan. Berdasarkan hasil analisis data dan wawancara yang telah dilakukan menunjukkan bahwa tidak ada siswa yang dapat menjawab dengan benar semua soal yang telah diberikan. Populasi penelitian sebanyak 215 siswa dengan sampel penelitian 32 siswa. Teknik analisis yang digunakan adalah analisis deskriptif. Dari hasil penelitian diperoleh, bahwa kesalahan membaca berada dalam kriteria sangat rendah dengan persentase 23%. Kesalahan memahami soal dan transformasi berada dalam kriteria sedang dengan persentase berturut-turut 44% dan 49%. Kesalahan keterampilan proses berada dalam kriteria rendah dengan persentase 29%. Dan kesalahan penulisan jawaban berada dalam kriteria sangat tinggi dengan persentase sebesar 78%.
Profil Argumentasi Mahasiswa Dalam Melakukan Pembuktian Pada Topik Analisis Kompleks Hapipi, Hapipi; Azmi, Syahrul; Turmuzi, Muhammad
Mandalika Mathematics and Educations Journal Vol 1 No 1 (2019): Edisi Juni
Publisher : FKIP Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jm.v1i1.1243

Abstract

Tulisan ini merupakan bagian dari penelitian yang dimaksudkan untuk mendapatkan gambaran tentang profil argumentasi mahasiswa Matematika FKIP Unram dalam melakukan pembuktian matematik. Tulisan ini hanya fokus pada data responden dalam mengembangkan argumen pembuktian pada topik Analisis Kompleks. Hasil analisis menunjukkan bahwa mahasiswa masih mengalami kesulitan dalam menyajikan argumen pembuktian yang valid. Dari 62 responden dalam membuktikan dua pernyataan matematik, diketahui bahwa hanya 24.2% argumen valid, sedangkan sisanya tidak valid, bahkan 14.5% diantaranya tidak menjawab. Kelemahan argumen yang dikembangkan diakibatkan oleh kombinasi antara tidak tepatnya Data maupun Warrant yang digunakan.
Meningkatkan Kemampuan Berpikir Kritis Pada Perkuliahan Geometri Bilangan Kompleks Dengan Discovery Learning Dipadukan Dengan Cooperative Learning Tipe NHT (Numbered Head Together) Turmuzi, Muhammad; Sarjana, Ketut; Junaidi, Junaidi
Mandalika Mathematics and Educations Journal Vol 3 No 2 (2021): Edisi Desember
Publisher : FKIP Universitas Mataram

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29303/jm.v3i2.1521

Abstract

The purpose of this study is to improve students' critical thinking skills in Geometry lectures through discovery learning combined with NHT Type Cooperative Learning. This research uses a class action research approach. Each cycle consists of several stages, namely: planning, action, observation, and reflection. At the planning stage consists of learning plan preparation activities, the preparation of research instruments, at the action stage includes the activities of providing action in the form of learning in accordance with the learning design that has been formed in accordance with the principles of discovery learning combined with NHT Cooperative Learning Type, the observation stage includes observation activities on student activities during learning, especially during discussions and the implementation of actions and obstacles encountered, and the reflection stage is a reflection of the implementation of learning activities based on observations and results of critical thinking skills through insertion tests. Matters of concern at this stage of reflection are the assessment of the implementation of actions, the obstacles that arise, and the progress that has been achieved. To obtain research data two types of research instruments were used. The research instrument in question is the observation sheet of the implementation of learning and observation guidelines as well as test questions on critical thinking skills at the end of the cycle. The results of this study indicate that the average percentage of students' critical thinking skills increased from cycle I to cycle II, namely 62.25% in cycle I increased to 81.70% in cycle II.
Co-Authors A. Hari Witono A. Witono AA Biban Azhimuh Abdul Kadir Jaelani Aflahul Ma'wa Afriliani Rismayanti Ainun Rizqi Amrullah Amrullah Anak Agung Inten Paraniti Anisah Mufidah Aprilia Listiana Arifman S. Haji Dasing Arjudin Arjudin Arjudin Asri Fauzi Asri Fauzi Asrin Asrin Baidowi Baidowi Baiq Dwi Ernawati Baiq Elisa Aristia Baiq Putri Ayu Wirenika Bayu Saputra Darojatun Fikri Deni Hamdani Dwi Ningsih Dwi Novitasari Dwiana Permatasari Eka Kurniawan Eka Kurniawan Erma Zuriatun Eva Nurdiana FANDI AHMAD Farizal Ramadhan Febian Asri Firmansyah Fitri, Nurul Wahidatul Fitria Febriani Putri Fresti Haqina Guntoro Edy Prayogi Hafizotul Wahyi Hairun Nufus Hapipi Hapipi Haqul Siddiqi Harry Soeprianto Heri Hadi Saputra Heri Setiawan Hery Hadi Saputra Hilmi Hijriani Hilyana Zilfit Hudian Yusfil Hazmi Husnul Khatimah I Gede Ratnaya I Gusti Putu Suharta I Made Sutajaya I Nyoman Bagus Suweta Nugraha I Nyoman Karma I Nyoman Sridana Ida Bagus Kade` Gunayasa Iqrimi Ziarati Ira Munawarah Irnawati Irnawati Ismaya Oktasya Jumiati Jumiati Junaidi Junaidi Junaidi Junaidi Junaidi Junaidi Kartini Kartini Ketut Puspita Ningrum Ketut Sarjana Ketut Sarjana Ketut Sarjana KETUT SARJANA, KETUT Khairatun Nafisah Khairil Basri Khairun Nisa Krismonica Mawardi Laila Hayati Laila Hayati Laila Hayati Laila Hayati Lalu Abdul Yasir Lalu Hamdian Affandi Leni Widia Ningsih Lilik Apriani Lisa Hariati Lisyana Alyanthi Mala Pazira Manggala Wihasta Jagat Wicaksana Maya Zulva Mihratun Mihratun Mislan Muhamad Tahir Muhammad Agung Alghifaari Muhammad Iqbal Muhammad Tahir Mutia Jayeswari Naba Nunun Lamhabaha Nani Kurniati Nanik Khaeroni Nashrul Khairi Ni Made Intan Kertiyani Ni Putu Wika Yunanda Pradiani Nila Ulfiani Saputri Nilza Humaira Salsabila Nina Niarti Nopia Rizki Nunung Supita Elisa Nur Idamayanti NURUL HIKMAH Nurul Hikmah Nurul Wahdaniah Nyoman Arya Sejati Nyoman Sridana Nyoman Sridana Putri Nur Setiawati Rahman Hidayat Ramdan Ramdan Ratih Ayu Apsari Ratna Yulis Tyaningsih Rini Andriani Sabrina Oktarini Safruddin Safruddin Safruddin Sahrul Azmi Salsabila, Nilza Humaira Silvia Rizki Ayu Ningsih Siti Istiningsih Sri patmi Sri Radiatun Wahida Sri Subarinah Sri Subarinah, Sri Sripatmi Sripatmi Sripatmi Sripatmi Sudi Prayitno Sudirman Sudirman Suryadi, Rahadi Syahrul Azmi Syahrul Azmi Syahrul Azmi Syahrul Azmi Syarifa Wahidah Al Idrus Tabita Wahyu Triutami Tabita Wahyu Triutami Tara Rezika Aliffianti Tegar Nando Ulfa Lu'luilmaknun Ulfa Lu’luilmaknun Ulfa Lu’luilmaknun Vanny Algafari Wahidaturrahmi, Wahidaturrahmi Yinsix Tamala Yuliana Yulis Tyaningsih, Ratna Yuniarti Yuniarti Yusuf Imron