Cover Image

Computational model of stepwise quantitative assessment of equations correctness / Nuru’l - ‘Izzah Othman

Existing computational solutions for stepwise correctness checking of free-response solution schemes consisting of equations only consider providing qualitative feedbacks. Hence, this research intends to propose a computational model of a typical stepwise correctness checking of a scheme of student-...

Full description

Saved in:
Bibliographic Details
Main Author: Othman, Nuru’l - ‘Izzah
Format: Book Section
Language:English
Published: Institute of Graduate Studies, UiTM 2015
Subjects:
Malaysia
Online Access:http://ir.uitm.edu.my/id/eprint/19334/1/ABS_NURU%E2%80%99L%20-%20%E2%80%98IZZAH%20OTHMAN%20TDRA%20VOL%207%20IGS%2015.pdf
http://ir.uitm.edu.my/id/eprint/19334/
Tags: Add Tag
No Tags, Be the first to tag this record!
id my.uitm.ir.19334
record_format eprints
spelling my.uitm.ir.193342018-02-20T03:59:38Z http://ir.uitm.edu.my/id/eprint/19334/ Computational model of stepwise quantitative assessment of equations correctness / Nuru’l - ‘Izzah Othman Othman, Nuru’l - ‘Izzah Malaysia Existing computational solutions for stepwise correctness checking of free-response solution schemes consisting of equations only consider providing qualitative feedbacks. Hence, this research intends to propose a computational model of a typical stepwise correctness checking of a scheme of student-constructed responses normally (usually) performed by a human examiner with the provision of quantitative feedbacks. The responses are worked solutions on solving linear algebraic equations in one variable. The proposed computational model comprises of computational techniques of key marking processes, and has enabled a marking engine prototype, which has been developed based on the model, to perform stepwise correctness checking and scoring of the response of each step in a working scheme and of the working scheme as well. The assigned numeric score of each step, or analytical score, serves as a quantitative feedback to inform students on the degree of correctness of the response of a particular step. The numeric score of the working scheme, or overall score, indicates the degree of correctness of the whole working scheme. Existing computational solutions that are currently available determine response correctness based on mathematical equivalence of expressions. In this research, the degree of correctness of an equation is based on the structural identicalness of the constituting mathtokens, which is evaluated using a correctness measure formulated in this research. The experimental verification shows that the evaluation of correctness by the correctness measure is comparable to human judgment on correctness. The computational model is formalized mathematically by basic concepts from Multiset Theory, while the process framework is supported by basic techniques and processes from the field of textual information retrieval that have been adapted to suit the problem of this research… Institute of Graduate Studies, UiTM 2015 Book Section PeerReviewed text en http://ir.uitm.edu.my/id/eprint/19334/1/ABS_NURU%E2%80%99L%20-%20%E2%80%98IZZAH%20OTHMAN%20TDRA%20VOL%207%20IGS%2015.pdf Othman, Nuru’l - ‘Izzah (2015) Computational model of stepwise quantitative assessment of equations correctness / Nuru’l - ‘Izzah Othman. In: The Doctoral Research Abstracts. IPSis Biannual Publication, 7 (7). Institute of Graduate Studies, UiTM, Shah Alam.
institution Universiti Teknologi Mara
building Tun Abdul Razak Library
collection Institutional Repository
continent Asia
country Malaysia
content_provider Universiti Teknologi Mara
content_source UiTM Institutional Repository
url_provider http://ir.uitm.edu.my/
language English
topic Malaysia
spellingShingle Malaysia
Othman, Nuru’l - ‘Izzah
Computational model of stepwise quantitative assessment of equations correctness / Nuru’l - ‘Izzah Othman
description Existing computational solutions for stepwise correctness checking of free-response solution schemes consisting of equations only consider providing qualitative feedbacks. Hence, this research intends to propose a computational model of a typical stepwise correctness checking of a scheme of student-constructed responses normally (usually) performed by a human examiner with the provision of quantitative feedbacks. The responses are worked solutions on solving linear algebraic equations in one variable. The proposed computational model comprises of computational techniques of key marking processes, and has enabled a marking engine prototype, which has been developed based on the model, to perform stepwise correctness checking and scoring of the response of each step in a working scheme and of the working scheme as well. The assigned numeric score of each step, or analytical score, serves as a quantitative feedback to inform students on the degree of correctness of the response of a particular step. The numeric score of the working scheme, or overall score, indicates the degree of correctness of the whole working scheme. Existing computational solutions that are currently available determine response correctness based on mathematical equivalence of expressions. In this research, the degree of correctness of an equation is based on the structural identicalness of the constituting mathtokens, which is evaluated using a correctness measure formulated in this research. The experimental verification shows that the evaluation of correctness by the correctness measure is comparable to human judgment on correctness. The computational model is formalized mathematically by basic concepts from Multiset Theory, while the process framework is supported by basic techniques and processes from the field of textual information retrieval that have been adapted to suit the problem of this research…
format Book Section
author Othman, Nuru’l - ‘Izzah
author_facet Othman, Nuru’l - ‘Izzah
author_sort Othman, Nuru’l - ‘Izzah
title Computational model of stepwise quantitative assessment of equations correctness / Nuru’l - ‘Izzah Othman
title_short Computational model of stepwise quantitative assessment of equations correctness / Nuru’l - ‘Izzah Othman
title_full Computational model of stepwise quantitative assessment of equations correctness / Nuru’l - ‘Izzah Othman
title_fullStr Computational model of stepwise quantitative assessment of equations correctness / Nuru’l - ‘Izzah Othman
title_full_unstemmed Computational model of stepwise quantitative assessment of equations correctness / Nuru’l - ‘Izzah Othman
title_sort computational model of stepwise quantitative assessment of equations correctness / nuru’l - ‘izzah othman
publisher Institute of Graduate Studies, UiTM
publishDate 2015
url http://ir.uitm.edu.my/id/eprint/19334/1/ABS_NURU%E2%80%99L%20-%20%E2%80%98IZZAH%20OTHMAN%20TDRA%20VOL%207%20IGS%2015.pdf
http://ir.uitm.edu.my/id/eprint/19334/
_version_ 1685649199532605440
score 13.211869

Similar Items