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Enhancing mathematical statistics learning: Development of a LaTeX-based module Arifin, M. Zainul
Indonesian Journal of Science and Mathematics Education Vol. 9 No. 2 (2026): Indonesian Journal of Science and Mathematics Education
Publisher : Universitas Islam Negeri Raden Intan Lampung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24042/ijsme.v9i2.30252

Abstract

Learning mathematical statistics requires students to interpret abstract concepts, symbolic notation, and multi-step statistical procedures. This study developed a LaTeX-based instructional module for the Introduction to Mathematical Statistics course and examined its validity and readability. The study used an Research and Development approach based on a modified 4D model, limited to the Define, Design, and Develop phases. Data were collected from one expert validator and 27 students through a validation sheet, a readability questionnaire, and open-ended feedback. Quantitative data were analyzed using descriptive statistics, while qualitative comments guided revisions. The expert-validation score was 3.68, placing the module in the highly valid category; the language aspect received the highest score (4.00). The student readability score was 4.60 on a five-point scale, categorized as very good, with text clarity receiving the highest score (4.85). Grammar and worked-example steps were relatively lower but still positive. The findings indicate that LaTeX supports consistent notation, equation alignment, and more readable mathematical representations when combined with clear explanations and structured examples.
KONTRIBUSI DIMENSI ADVERSITY QUOTIENT TERHADAP INDEKS PRESTASI KUMULATIF MAHASISWA PENDIDIKAN MATEMATIKA Siti Mawaddah; M. Zainul Arifin; Salsabiila Nuur Maghfirah
JURMADIKTA Vol. 6 No. 2 (2026): JURMADIKTA
Publisher : Pendidikan Matematika FKIP ULM

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/jurmadikta.v6i2.3774

Abstract

Penelitian ini bertujuan untuk menganalisis kontribusi setiap dimensi Adversity Quotient (AQ), yaitu control, origin dan ownership, reach, dan endurance terhadap Indeks Prestasi Kumulatif (IPK) mahasiswa Pendidikan Matematika. Penelitian ini menggunakan pendekatan kuantitatif dengan desain korelasional yang melibatkan 124 mahasiswa di Fakultas Keguruan dan Ilmu Pendidikan (FKIP) Universitas Lambung Mangkurat (ULM) Banjarmasin. Data dikumpulkan menggunakan instrumen angket daring dan IPK self-report, lalu dianalisis dengan regresi linear berganda. Hasil penelitian menunjukkan bahwa mayoritas mahasiswa berada pada kategori AQ sedang, yakni sebesar 79,84%. Hasil pengujian hipotesis menemukan nilai signifikansi sebesar 0,660 (p > 0,05) dan koefisien determinasi sebesar 0,020. Hal ini menunjukkan bahwa keempat dimensi AQ secara simultan tidak berkontribusi signifikan terhadap IPK, dengan proporsi kontribusi yang sangat kecil, yaitu 1,99%. Adapun rincian sumbangan efektif terbesar diberikan oleh dimensi origin dan ownership (0,84%), disusul endurance (0,78%), reach (0,33%), dan control (0,03%). Disimpulkan bahwa variasi IPK lebih dominan ditentukan oleh faktor-faktor lain di luar AQ sebesar 98,01%. Oleh karena itu, penelitian selanjutnya disarankan untuk mengeksplorasi variabel-variabel lain di luar AQ yang sekiranya memiliki kontribusi lebih signifikan dalam memengaruhi prestasi akademik mahasiswa.
Workshop-Based Implementation of a Web-Based Spatial Sense Assessment Application for Elementary School Teachers Elli Kusumawati; Hidayah Ansori; Juhairiah Juhairiah; M. Zainul Arifin; Mahmud Sirri; Erfina Erfina
Bubungan Tinggi: Jurnal Pengabdian Masyarakat Vol 8, No 1 (2026): FEBRUARY 2026
Publisher : Universitas Lambung Mangkurat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/btjpm.v8i1.17650

Abstract

This community service program aimed to strengthen elementary school teachers’ competence in assessing students’ spatial sense through a web-based assessment application. Spatial sense is an important mathematical ability related to spatial reasoning and geometry learning; however, many teachers still rely on conventional assessments that do not adequately capture students’ spatial abilities. This program was implemented through a workshop involving 88 elementary school teachers from the Teacher Working Group (Kelompok Kerja Guru/ KKG) Gugus Mawar in Banjarmasin Tengah. The workshop consisted of conceptual sessions on spatial sense, training on spatial sense assessment, and hands-on practice using a web-based assessment application. Data were collected through observation, interviews, and participant questionnaires. The evaluation results indicate that 89% of participants were able to operate the application independently, while 92% reported that the application was useful for conducting spatial sense assessment in classroom settings. Participants also expressed positive perceptions regarding the practicality and efficiency of the web-based system for assessment management. These findings suggest that the workshop successfully supported teachers in adopting technology-enhanced assessment practices in elementary mathematics education.
Inovasi Asesmen Spatial Sense: Pengembangan Aplikasi Berbasis Web untuk Siswa Sekolah Dasar di Banjarmasin Juhairiah; Hidayah Ansori; Elli Kusumawati; M. Zainul Arifin; Erfina; Deswita Indah Purnamasari
Jurnal Tadris Matematika Vol. 8 No. 2 (2025)
Publisher : Universitas Islam Negeri Sayyid Ali Rahmatullah Tulungagung

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.21274/jtm.2025.8.2.157-168

Abstract

This study aims to develop a web-based spatial sense assessment application for elementary school students in Banjarmasin that is valid and practical for use in mathematics instruction. This is a research and development (R&D) study that employs the 4D model, which includes the define, design, develop, and disseminate stages. The define stage was conducted to analyze teachers’ needs and students’ characteristics; the design stage to design the assessment instrument and application; the develop stage to conduct validation and pilot testing; and the disseminate stage to introduce the application to teachers. The developed instrument consists of 15 items covering three aspects of spatial sense: spatial perception, visualization, and mental rotation. Validation results by experts indicate that the instrument has a very high level of validity, with an average percentage of 93.52%. Results from small- and large-scale pilot tests show that the application is easy to use, engaging, and helps teachers conduct interactive assessments. Thus, the web-based spatial sense assessment application developed is deemed suitable for use as an alternative assessment tool in elementary school mathematics education.
Quality assessment of mathematics textbooks: Identifying and addressing content mistakes M. Zainul Arifin; Kamaliyah Kamaliyah; Rahman Nul Hakim; Martin Suhendra
Jurnal Elemen Vol 12 No 3 (2026): July
Publisher : Universitas Hamzanwadi

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29408/jel.v12i3.34738

Abstract

This study examined the quality of government-issued mathematics textbooks by systematically identifying and analyzing content mistakes that may affect mathematical understanding and instructional effectiveness. Using a qualitative descriptive design with a document analysis approach, 16 secondary school mathematics textbooks were analyzed across five error categories: conceptual, procedural, representational, didactic, and technical errors. The findings revealed that all analyzed textbooks contained errors, with technical errors being the most frequent, while conceptual, procedural, and representational errors posed the greatest instructional risk. To extend existing textbook evaluation approaches, this study integrates error-type classification with an instructional severity analysis, distinguishing between major and minor errors based on their potential impact on learning. The results highlight that textbook quality issues are not limited to editorial inaccuracies but also include substantive mathematical and pedagogical weaknesses. This study contributes a severity-informed framework that can support more targeted textbook revisions, quality assurance, and instructional decision-making in mathematics education.