Rasch 모형을 적용한 의도적 연습 척도의 문항 적합성 : 태권도 선수를 대상으로

Abstract

Purpose: The purpose of this study is to validate the Deliberate Practice scale of Taekwondo athletes by applying the Rasch model.BR Method: In order to achieve this, a sample of 600 youth Taekwondo players (middle, high, university) was selected by using purposive sampling method from Seoul, Gyeonggi, Incheon, Gangwon, and Daegu area. Data acquired from 29 Taekwondo players were excluded due to inconsistency in their responses. Therefore, the data of 571 people were used for final analysis. For data processing, frequency analysis, confirmatory factor analysis, and Rasch RSM model were performed using amovi 1.0 and jMetrik 4.1.1 programBR Results: First, the real recognition scale of the Deliberate Practice satisfied one-dimensionality. Second, the scale of Deliberate Practice consisting of 5 points Likert was found to be inappropriate. Third, d6 questions of Deliberate Practice were found to be inappropriate, but all the other questions were appropriate. In terms of item difficulty, the d2 items had higher difficulty levels, and the d4 items generally had lower difficulty levels. Fourth, item difficulty through the Item-Person Map, it was found that the distribution of individual ability and the distribution of item difficulty were generally consistent in Deliberate Practice.BR Conclusion: The result of this study would provide basic data to promote the sports moral behavior of youth Taekwondo players.