Student Errors on Quadratic Function Story Problems Based on The Nolting Theory

This research aims to describe students' errors in solving story problems related to quadratic functions and identify the underlying factors causing these errors. The research conducted is qualitative. The study took place in one of the junior high schools in South Kalimantan, involving 5 subj...

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Main Authors: Wafa Islamiyah, Didi Suryadi, M Akbar Gulvara
Format: Article
Language:English
Published: Universitas Jambi 2023-12-01
Series:Edumatica: Jurnal Pendidikan Matematika
Subjects:
Online Access:https://mail.online-journal.unja.ac.id/edumatica/article/view/26254
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author Wafa Islamiyah
Didi Suryadi
M Akbar Gulvara
author_facet Wafa Islamiyah
Didi Suryadi
M Akbar Gulvara
author_sort Wafa Islamiyah
collection DOAJ
description This research aims to describe students' errors in solving story problems related to quadratic functions and identify the underlying factors causing these errors. The research conducted is qualitative. The study took place in one of the junior high schools in South Kalimantan, involving 5 subjects from Grade IX. The research instrument used was three descriptive story problems—data collection techniques involved analyzing the answers to the descriptive test and conducting interviews. Based on the analysis, the types of errors made by the subject are as follows: 1) Misread-direction errors (30%): Students failed to read the instructions properly due to rushing or being unfamiliar with reading question instructions. 2) Careless errors (40%): Students made calculation mistakes due to lack of attention to detail. 3) Concept errors (20%): Students lacked understanding of quadratic function concepts due to insufficient study. 4) Application errors (33.33%): Students could not apply concepts and formulas effectively in solving problems due to a lack of comprehension of the subject matter. 5) Test-taking errors (66.67%): Students failed to restate information from the problem because of being in a hurry and unfamiliar with solving story problems.
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spelling doaj.art-add146af18e44d6ba9a6dc43555577a92024-02-03T22:49:51ZengUniversitas JambiEdumatica: Jurnal Pendidikan Matematika2088-21572580-07792023-12-01130310.22437/edumatica.v13i03.26254Student Errors on Quadratic Function Story Problems Based on The Nolting TheoryWafa Islamiyah0Didi Suryadi1M Akbar Gulvara2Universitas Pendidikan IndonesiaUniversitas Pendidikan IndonesiaUniversitas Pendidikan Indonesia This research aims to describe students' errors in solving story problems related to quadratic functions and identify the underlying factors causing these errors. The research conducted is qualitative. The study took place in one of the junior high schools in South Kalimantan, involving 5 subjects from Grade IX. The research instrument used was three descriptive story problems—data collection techniques involved analyzing the answers to the descriptive test and conducting interviews. Based on the analysis, the types of errors made by the subject are as follows: 1) Misread-direction errors (30%): Students failed to read the instructions properly due to rushing or being unfamiliar with reading question instructions. 2) Careless errors (40%): Students made calculation mistakes due to lack of attention to detail. 3) Concept errors (20%): Students lacked understanding of quadratic function concepts due to insufficient study. 4) Application errors (33.33%): Students could not apply concepts and formulas effectively in solving problems due to a lack of comprehension of the subject matter. 5) Test-taking errors (66.67%): Students failed to restate information from the problem because of being in a hurry and unfamiliar with solving story problems. https://mail.online-journal.unja.ac.id/edumatica/article/view/26254nolting theoryquadratic functionsstory problemsstudent errors
spellingShingle Wafa Islamiyah
Didi Suryadi
M Akbar Gulvara
Student Errors on Quadratic Function Story Problems Based on The Nolting Theory
Edumatica: Jurnal Pendidikan Matematika
nolting theory
quadratic functions
story problems
student errors
title Student Errors on Quadratic Function Story Problems Based on The Nolting Theory
title_full Student Errors on Quadratic Function Story Problems Based on The Nolting Theory
title_fullStr Student Errors on Quadratic Function Story Problems Based on The Nolting Theory
title_full_unstemmed Student Errors on Quadratic Function Story Problems Based on The Nolting Theory
title_short Student Errors on Quadratic Function Story Problems Based on The Nolting Theory
title_sort student errors on quadratic function story problems based on the nolting theory
topic nolting theory
quadratic functions
story problems
student errors
url https://mail.online-journal.unja.ac.id/edumatica/article/view/26254
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AT didisuryadi studenterrorsonquadraticfunctionstoryproblemsbasedonthenoltingtheory
AT makbargulvara studenterrorsonquadraticfunctionstoryproblemsbasedonthenoltingtheory