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운동기술 학습에 있어서 자기조절 전략을 통한 과제 난이도 선택의 효과
박동진 ( Dong Jin Park ),강동옥 ( Dong Ok Kang ),한동욱 ( Dong Wook Han ) 한국스포츠심리학회 2013 한국스포츠심리학회지 Vol.24 No.2
본 연구의 목적은 운동기술 학습에 있어서 자기조절을 통한 과제 난이도 선택의 효과를 규명하는 것이며, 구체적으로 학습자가 자기조절전략에 의한 난이도 선택에 있어서 난이도 선택 폭에 따른 정확성 과제의 학습 차이를 규명하는데 있다. 연구대상자(n=40)는 자기통제집단과 한 쌍이 되는 동반집단, 제한-자기통제집단과 한쌍이 되는 제한-동반집단 중, 하나의 집단에 10명씩 무선 할당되어 실험에 참여하였다. 실험과제는 골프퍼팅 과제로써 한번의 퍼팅으로 최대한 목표지점에 일치시키는 것이다. 사전연습단계 후에 각 네 개의 집단은 본 연습에 참여하였고, 약 24시간 후에 전이검사를 실시하였다. 종속변인은 2차원 과제에서 목표수행에 대한 절대적인 차이를 나타내는 반경오차와 수행의 일관성을 나타내는 이원변량가변오차이다. 통계분석을 위해 사전 연습단계와 전이단계에서는 각 종속변인에 대하여 집단 간 차이를 확인하기 위하여 일원변량분석을 실시하였고 습득단계에서는 집단과 분단을 독립변인으로 분단을 반복 측정하는 이원변량분석을 실시하였는데 연구결과는 다음과 같다. 첫째, 사전연습단계는 집단 간에 반경오차와 이원변량 가변오차가 통계적으로 유의한 차이를 나타내지 않았다. 둘째, 습득단계에서는 반경오차와 이원변량가변오차는 분단에 따른 통계적 유의한 차이를 나타냈지만 집단에 따른 주효과와 분단과 집단간의 상호작용 효과는 나타나지 않았다. 셋째, 전이단계1(근거리)에서는 집단 간에 반경오차와 이원변량가변오차가 통계적으로 유의한 차이를 나타내지 못했지만, 전이단계2(원거리)에서는 반경오차와 이원변량 가변오차가 집단 간 통계적으로 유의한 차이를 나타냈다. 이러한 결과를 통해 본 연구는 정확성 과제 학습에 있어서 자기조절 전략을 통한 과제 난이도 선택시 제한된 난이도 조건보다 선택의 폭이 넓은 난이도 조건이 운동학습 효과를 높일 수 있을 가능성을 제시해 주고 있다. The purpose of this study was to investigate the effect of the choice about the task difficulty through a self-control strategy in a motor skill learning. The specific goal was to probe the learning effects on the choice ranges in selecting the task difficulty. Participants (n=40) were college students, who had no experience about the golf putting. They were divided into 4 groups, which consisted of self-control group, yoke group, limited self-control group and limited yoke group. The experimental task was to putt the ball as accurate as possible. All participants performed pre-test which consisted of 9 trials. At the acquisition phase, 1 block consisted of 9 trials, participants performed total of 54 trials and after approximately 24 hours they went through transfer phase 1 and 2. For the dependent variable, RE (radial error) which represent performance of the absolut error and BVE (bivariate variable error) which represent consistency of performance were used. The collected data were analyzed by descriptive statistics and two-way ANOVA with repeated measures. The results were as follows; First, RE and BVE were no significant difference among groups at the pre-test phase. These results show that all participant had a similar putting level before acquisition phase. Second, RE and BVE were significant difference according to the block, however there were no significant difference among groups and interaction effect between group and block at the acquisition phase. Third, RE and BVE in transfer 1 were no significant difference among groups, while RE and BVE in transfer 2 were significant difference among groups. In conclusion, this results indicate that learners selecting more task difficulty can increase the effect of precision learning compared to learners selecting limited task difficulty.
스포츠 서비스 접점에서 자기결정성, 고객참여 및 서비스 품질간의 관계
주종구(Jong Koo Joo),강동옥(Dong Ok Kang),정경회(Kyoung Hoi Choung) 한국사회체육학회 2013 한국사회체육학회지 Vol.0 No.53
This study was to explore the relationship about self-determination, customer participation and service quality in service encounter. To accomplish this research, customers who used sports center for three month were surveyed from Jeolla provinces. Except for eighteen questionnaires, final 282 out of 300 ones was statistically managed and SPSS 18.0 and LISREL 8.80 were used for statistical analysis. The result of this research was as follows: First, self-determination was significantly influenced by positiveness. Second, self-determination was partially giving meaningful effect on communication. Third, self-determination was meaningfully influenced by associability. Forth, self-determination was partially giving significant effect on adaptability. And for last, customer participation was significantly influenced by service quality.
정경회(Jung, Kyoung-Hoi),강동옥(Kang, Dong-Ok),유광길(Yu, Kwang-Kil) 한국체육과학회 2014 한국체육과학회지 Vol.23 No.6
The purpose of this research was drawing relative importance of core competency factors in council of Sports for All members. Based on this research it contributes Sports for All administration and instruction, providing effective information. For this purpose, the Delphi survey was carried out by five gurus and an hierarchy structure was established with agreed survey questions in the second round. Based on this, pair-wise comparison questionnaires were developed. The research targeted Kyungkiㆍcapital area, ChoongchungㆍJeonllaㆍcapital area, and KangwonㆍKyungsangㆍcapital area’s Sports for All’s staff and instructs. Through a consistency test, samples with the lack of reliability were excluded and SPSS WIN Ver. 18.0, Expert Choice 2000 and Microsoft Office Excel 2007 were used for data process. The following results came from the research. First regarding to whole sample, an organization of Sports for All’s core competency evaluation field’s analysis result, it was evaluated that job competency should be preferentially considerable, and organization harmony, self-development, customer orientation was appeared in order. Second, It evaluate that the ‘business preparation’ was important with job competency, in organization harmony, ‘teamwork and cooperation’, self-development, ‘development of business(instruct) ability’ and customer orientation, ‘speedy service’.
오병환 ( Oh Byung Hwan ),조재열 ( Cho Jae Yeol ),강동옥 ( Kang Dong Ok ) 한국구조물진단유지관리공학회 1997 한국구조물진단유지관리공학회 학술발표대회 논문집 Vol.1 No.1
Recently, the strengthening of structures is of great concern due to the increase of loadings and the degradation of structures with time. The steel-plate strengthening has been widely used due to its reliable increase of stiffness and durability. However, the analysis and design method for plate strengthening of RC beams is not well established yet. The purpose of present paper is, therefore, to analyze the failure mechanism and failure behavior of strengthened RC beams and then purpose a reasonable method for the calculation of failure for separating load for those beams. The influence of length and thickness of steel plates on the failure behavior of beam is thoroughly studied and the inconsistency of existing theory is clarified. Roberts theory gives different results from experimental data. The proposed theory, which was obtained fro the modification of existing theory, predicts relatively well the preparation loads of strengthening RC beams, and may be efficiently used in the strengthening analysis design of RC beams.