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Journal : Jurnal Elemen

Kompetensi Mahasiswa dalam Mata Kuliah Pemodelan Matematika Berbasis Pengembangan Soal Kurniadi, Elika; Darmawijoyo, Darmawijoyo; Scristia, Scristia; Astuti, Puji
Jurnal Elemen Vol 5, No 1 (2019): Jurnal Elemen
Publisher : Universitas Hamzanwadi

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (279.682 KB) | DOI: 10.29408/jel.v5i1.1018

Abstract

This study aims to generate a clear and comprehensive description of the students’ competence in the mathematical modeling courses after the lecturers are based on the design task. The students’ competence that will be measured in this research is the competence in constructing mathematical modeling that has been made. In this paper, we will deeply discuss for the competence in constructing mathematical modeling task and validating it. The method used is descriptive qualitative and the subject of this study were 23 students of the 2017/2018 academic year who took mathematics modeling courses. This research starts from the planning stage, namely the analysis of the study of mathematical modeling material, design and validation of research instruments. Furthermore, the implementation phase is taking observation data, interviews and field notes during lectures based on problem development. The last stage of the research is data analysis. The data collection techniques in this study were in the form of observations, interviews, and field notes. The results of this study were obtained descriptions of student competencies in constructing mathematical modeling problems and found misunderstanding of students in interpreting assumptions and variables in mathematical modeling.
Kompetensi Mahasiswa dalam Mata Kuliah Pemodelan Matematika Berbasis Pengembangan Soal Elika Kurniadi; Darmawijoyo Darmawijoyo; Scristia Scristia; Puji Astuti
Jurnal Elemen Vol 5, No 1 (2019): January
Publisher : Universitas Hamzanwadi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29408/jel.v5i1.1018

Abstract

This study aims to generate a clear and comprehensive description of the students’ competence in the mathematical modeling courses after the lecturers are based on the design task. The students’ competence that will be measured in this research is the competence in constructing mathematical modeling that has been made. In this paper, we will deeply discuss for the competence in constructing mathematical modeling task and validating it. The method used is descriptive qualitative and the subject of this study were 23 students of the 2017/2018 academic year who took mathematics modeling courses. This research starts from the planning stage, namely the analysis of the study of mathematical modeling material, design and validation of research instruments. Furthermore, the implementation phase is taking observation data, interviews and field notes during lectures based on problem development. The last stage of the research is data analysis. The data collection techniques in this study were in the form of observations, interviews, and field notes. The results of this study were obtained descriptions of student competencies in constructing mathematical modeling problems and found misunderstanding of students in interpreting assumptions and variables in mathematical modeling.
Cognitive Processes of Using Representational Form in Mathematical Modeling Based on Gender Differences Elika Kurniadi; Novita Sari; Darmawijoyo Darmawijoyo
Jurnal Elemen Vol 7, No 2 (2021): July
Publisher : Universitas Hamzanwadi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29408/jel.v7i2.3627

Abstract

The process of thinking in formulating a mathematical model requires cognitive processes. In learning mathematics, one of the factors that influence mathematics ability is gender differences.  This research explores and provides an overview of the cognitive processes, especially using the representational form in mathematical modeling regarding gender differences. The type of research used is descriptive exploratory with a qualitative approach. The research subjects were 36 pre-service teachers in the mathematics education study program, consists of 18 males and 18 females. The instruments were a written test and an interview guide sheet. The result shows that males get higher percentages than females to answer the representational problem correctly. In conclusion, both males and females solve the graph problem using representative form through three components of the cognitive process.  The first and second component, namely knowing and applying, shows the same behavior: retrieving the information from the mathematical problem and displaying the information into the graph. For the third component, reasoning also offers the same behavior because the truth of the graph that justifies refers to the mathematical properties. The study implies that it might be the same treatment for males and females to improve representational form regarding the components of cognitive process, namely, knowing, applying, and reasoning.
Junior high school students’ abilities in solving the open-ended mathematical problems with the context of Songket motif Jeri Araiku; Elika Kurniadi; Weni Dwi Pratiwi
Jurnal Elemen Vol 8, No 2 (2022): July
Publisher : Universitas Hamzanwadi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29408/jel.v8i2.5659

Abstract

Many researchers stated that most students struggle to solve higher mathematical problems, including open-ended problems. One of many solutions is to apply a realistic context close to students. Hence, this research aimed to analyze students’ abilities in solving an open-ended mathematical problem using the Songket context, particularly the Kembang Tengah motif. The subjects were 24 seventh graders. The instruments for this descriptive research were an open-ended problem and an interview sheet. The results show that in solving the open-ended problem, 88.33% of students understood the problem, 59.72% were able to construct, and 72.22% applied the plan, while 52.78% wrote the conclusion. No students evaluated their solution to the problem. In implementing open-ended problems in the traditional context, students have different solutions based on their various experiences with the context, problem-solving schema, and mean-putting on the problem. They also applied multiple problem-solving strategies in working the problem. The similarity was the use of assumptions in solving the problem. However, some assumptions were inconsistent, neither their prior work nor other mathematical concepts. Therefore, teachers and researchers need to emphasize students’ written self-evaluation to check and improve their solutions. Another suggestion is to see the metacognitive process in solving the open-ended mathematical problem using a specific tradition. Furthermore, teachers should engage more in using open-ended problems and scaffold students when facing obstacles in solving them.
Co-Authors Agustini, Nadia Alkaff, Nazhmiah Khaalishah Allen Marga Retta Anggria Septiani Mulbasari Araiku, Jeri Artika Sari Atikarani Noer Saleha Azma, Tiara Rondiana Bernika Indrialis Ifana Bunda Harini Bunda Harini Cahyaningsih, Desi Cecil Hiltrimartin Cecil Hiltrimartin Choirunisa, Choirunisa Darmawijoyo, Darmawijoyo Delia Septimiranti Dewi Rawani Ely Susanti Fawensi, Puja Teressa Fitri Maya Puspita Fitrisyah, Muhammad Aidil Harini, Bunda Hasbi Ramadhan Herlina, Rini Jeri Araiku Khairida, Khairida Kurniawan, Ahmad Afrideni Laela Sagita Lisnani Lisnani Lisnani Lisnani Malalina Malalina Maya Sari Meryansumayeka Meryansumayeka Muhammad Yusuf Muhammad, Bagas Al Faruq Muharani, Ade Mulyono, Budi Nabila Putri Isamer Nabilah Hauda Nadiah Setiyowati Nety Wahyu Saputri Novita Sari Novita Sari Nuraisyah, Raisya Novita Nyimas Aisyah Nyimas Aisyah Otniel, Otniel Pratiwi, Weni Dwi Pratiwi, Weni Dwi Puji Astuti Puji Astuti Rahayu, Chika Rahma Siska Utari Ramadhaniyah, Mona Ratnanenci, Cici Ratu Ilma Indra Putri Retna Safitri, Erna Rini Herlina Rita Inderawati Robinson Sitepu Sari, Arika Sari, Ratih Purnama SATRIYAS ILYAS Scristia, Scristia Selvi Marcellia Septimiranti, Delia Shintya Apriliyani Simarmata, Ruth Helen Somakim, Somakim Suganda, Vina Amilia Sukmaningthias, Novika Susanti, Elsa Syabillah, Dinda Tria Gustiningsi Vina Amalia Suganda Vina Amalia Suganda Viona Adelia Windarti, Rasdiana Yukans, Septy Sari Yunita Yunita Yusuf Hartono Zuli Nuraeni Zulkardi Zulkardi Zulkardi Zulkardi Zulkardi