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그래핑 계산기를 활용한 수학적 과정의 평가도구 개발에 관한 연구 ?중학교 수학을 중심으로-
고상숙 ( Sang Sook Choi Koh ),주홍연 ( Hongyun Joo ),한혜숙 ( Hyesool Han ) 한국수학교육학회 2014 수학교육 Vol.53 No.2
The purpose of this study was to develop the assessment tools using graphing calculators for the assessment of the mathematical process which was emphasized in 2009 reformed mathematics curriculum. In this paper, we presented three sample calculator-based test items for the assessment of students` mathematical process abilities and scoring rubrics for the paper and pencil assessment and assessment based on observation on each item. In order to improve mathematics teachers` understanding of the assessment tools using graphing calculators and to show the procedures of assessment using technological devices, we also drew up assessment guidelines. We hope the results of the study contribute to the promotion of assessment environment encouraging the use of graphing calculators in assessments.
비심리적 처치프로그램에 의한 고등학생 수학불안집단 간의 뇌파 연구
고상숙 ( Choi Koh Sang Sook ),이창연 ( Lee Chang Yeon ) 한국수학교육학회 2016 수학교육 Vol.55 No.3
This study investigated highschool students’ brain waves on functional tasks such as a transitio (F task) from equation to graph and the other transition(G task) vice versa. A total of 39 students participated in the study who attended a high school located in Gyunggi province. These students were divided into two groups, HMA and LMA by MASS test revised by Ko, & Yi (2012). The functional tasks for the stroop task to measure EEG were provided from a previous study, Seok(2015). The results indicated two groups on G tasks showed deeper and wider brain waves which demonstrated G tasks were more difficult than F tasks. However, HMA group had an effect of the non-psychological program which had given more chances on G tasks rather than F tasks within Students’ Zone of Proximal Development. Also, HMA group’s brain waves had more ranges in amplitude and width of waves. These results imply that the characteristics of students’ brain waves with math anxiety are consistent to the previous studies.
진로탐색을 강화한 수학과 자유학기제 통계 프로그램 개발 및 적용
강태경 ( Kang Tae Kyung ),이서빈 ( Lee Seo Bin ),고상숙 ( Choi-koh Sang Sook ) 한국수학교육학회 2017 수학교육 Vol.56 No.2
This study was to investigate the effect of the statistics education program for the test-free semester. Two tests of questionnaires were used after revising some items for the subjects and statistical contents covered according to the purpose of the study during the 2nd semester, 2016. one was for finding students` attitude toward statistics and the other for understanding my career exploration. The statistics education program was developed for 5 lesson units and was applied to two classes with 53 students of one middle school in Gyeonggi-province. The results showed that students` understanding on career exploration was improved especially, in self understanding, perceiving career world related to statistics, and economical & educational understanding in statistical career. Also, the three areas such as interest, value, and effort among five areas about students` statistical attitude which was measured by the attitude test revised from the previous study, were improved with statistical significance. Moreover, we analyzed the degree of students` satisfaction over the program. Most of students were satisfied with the program saying that “I could not believe it is over now. The time has gone so fast.” or “My mentor(a pre-service teacher) helped me a lot.” Therefore, the program for the test-free semester should include the contents for exploring future-career and relating to real life.
고상숙 한국수학교육학회 2003 수학교육 Vol.42 No.5
This study sought to determine the impact of the graphing calculator on prospective math-teachers' mathematical thinking while they engaged in the exploratory tasks. To understand students' thinking processes, two groups of three students enrolled in the college of education program participated in the study and their performances were audio-taped and described in the observes' notebooks. The results indicated that the prospective teachers got the clues in recalling the prior memory, adapting the algebraic knowledge to given problems, and finding the patterns related to data, to solve the tasks based on inductive, deductive, and creative thinking. The graphing calculator amplified the speed and accuracy of problem-solving strategies and resulted partly in students' progress to the creative thinking by their concept development.