基于纽曼法求解线性代数问题中的场相关误差

Erna Puji Astutik, Silviana Maya Purwasih
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引用次数: 3

摘要

很多学生在解决线性代数问题时犯了错误,尤其是线性方程系统中的问题。本研究旨在描述学生们在纽曼的阶段中解决线性代数问题的类型和因素。该研究以定性的方式进行,对象是PGRI Adi Buana泗水2020届大学数学教育研究项目的28名学生。使用测试和访谈的数据收集技术。在第一阶段进行的是对每个学生的认知力的测试,然后是FD的认知力的学生进行线性代数解决问题的测试,然后选择3名有能力解决面试最低问题的FD学生。使用Miles和Huberman进行的数据分析技术包括数据还原、数据展示和推论。根据研究结果,我们可以得出结论,学生在线性代数问题上的错误在于转变、过程技能和书写答案的阶段,在这些阶段,学生在决定elementer行和计算过程时仍然有错误。而导致学生错误的因素是概念理解错误、计算错误和工作不太仔细。摘要众多学生仍然会造成线性代数问题的错误,特别是线性相似系统的材料。这个研究小组描述了导致学生们在纽曼的陈列上进行线性测量的原因和因素。这项研究采用了2020年PGRI Adi Buana大学泗水班28个数学教育研究项目的合格方法。数据收集技术使用tests和面试。在第一个阶段,摆在面前的分数被考虑确定我对每个学生的认知模式。然后,FD认知风格的学生就得到了一个线性的Algebra解决方案,然后又有3个FD学生倾向于寻求采访。uses Miles和Huberman技术分析数据包括减减数据、陈述和结论基于研究结果,它可以得出结论,学生在变形、处理技能和书写答案的阶段中存在线性问题,学生们仍然在确定的章节操作和计算过程过程中经历错误。虽然这个学生错误地理解、误解和准确工作的原因是错误的。写下答案,学生们仍然在确定的章节操作和计算过程中存在错误。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Field Dependent Student Errors in Solving Linear Algebra Problems Based on Newman's Procedure
AbstrakMasih banyak ditemui mahasiswa yang melakukan kesalahan dalam menyelesaiakan masalah Aljabar Linier khususnya pada materi Sistem Persamaan Linier. Penelitian ini bertujuan untuk mendeskripsikan jenis dan faktor penyebab kesalahan mahasiswa field dependent (FD) dalam menyelesaikan masalah Aljabar linier berdasarkan tahapan Newman. Penelitian ini dilakukan dengan pendekatan kualitatif dengan subjek penelitian 28 mahasiswa Program Studi Pendidikan Matematika Universitas PGRI Adi Buana Surabaya Angkatan 2020. Teknik pengumpulan data dengan mengunakan tes dan wawancara. Pada tahap pertama dilakukan tes GEFT untuk mengetahui gaya kognitif setiap mahasiswa, selanjutnya mahasiswa dengan gaya kognitif FD diberikan tes penyelesaian masalah Aljabar Linier, kemudian dipilih 3 mahasiswa FD dengan kemampuan menyelesaikan masalah terendah untuk dilakukan wawancara. Teknik analisis data menggunakan Miles and Huberman yang meliputi reduksi data, penyajian data, dan penarikan kesimpulan. Berdasarkan hasil penelitian dapat disimpulkan bahwa kesalahan mahasiswa dalam menyelesaikan masalah aljabar linier terletak pada tahap transformasi, keterampilan proses, dan penulisan jawaban dimana mahasiswa masih mengalami kesalahan dalam penentuan operasi baris elementer dan proses perhitungan. Sedangkan faktor penyebab kesalahan mahasiswa tersebut dikarenakan adanya kesalahan pemahaman konsep, kesalahan dalam menghitung, dan kurang teliti dalam mengerjakan. AbstractMany students still make mistakes in solving Linear Algebra problems, especially in Linear Equation Systems material. This study aims to describe the types and factors that cause student error field dependent(FD) in solving linear algebra problems based on Newman's stages. This research was conducted using a qualitative approach with research subjects 28 students of the Mathematics Education Study Program at PGRI Adi Buana University Surabaya Class of 2020. Data collection techniques used tests and interviews. In the first stage, the GEFT test was carried out to determine the cognitive style of each student. Then students with the FD cognitive style were given a Linear Algebra problem-solving test, and then 3 FD students with the lowest problem-solving abilities were selected for interviews. The data analysis technique uses Miles and Huberman, including data reduction, presentation, and conclusion. Based on the study results, it can be concluded that student errors in solving linear algebra problems lie in the stages of transformation, processing skills, and writing answers, where students still experience errors in determining elementary row operations and calculation processes. While the factors that cause student errors are errors in understanding concepts, errors in calculating, and inaccuracy in working. And writing answers where students still experience errors in determining elementary row operations and the calculation process.
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