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결과의 지식(K.R) 제시유형이 농구기능 학습에 미치는 효과
장인석,신현주,진성룡,김종환,김천년 慶熙大學校 體育科學大學 1990 體育科學論叢 Vol.- No.3
The purpose of this study is to investigate the effect of K.R on motor learning of basketball. The subject of this experiment were 90 women students, the second class highschool. They were no apparent physical defects and experiment of basket ball. The subject were divided into three groups ; verbal feedback, visual feedback and verbal+visual feedback groups. In each groups, 30 students were assigned. For the study, the skill test were pass, dribble, shot and combination of basketball. Each group was taught for 12 hours of basketball skill selected for the study. However, teaching methods were different a way of furnished K.R. The classes were three of basketball progam of physical education curriculum at high school. For the data analysis, one-way analysis varianace, turky's-test was employeed. As a result of this study, conclusions were as follow : 1. In part of both pass skill and shot skill, the verval+visual feedback groups were most effcetive among the other groups. 2. For the dribble skill, the verval+visual feedback group was more effective than the verval feedback group. 3. In the case of combination-skill, there have been no significant difference among the three groups.
척수손상자의 점증부하 운동 중 운동자각도(RPE)의 심박수 예측을 위한 타당성 조사
김원중(Won-Jung Kim),김석진(Seck-Jin Kim),김천년(Chun Nen Kim) 한국생활환경학회 2011 한국생활환경학회지 Vol.18 No.2
The purpose of this study is to provide the scientific basic data whether it is feasible to set the appropriate exercise-strength through RPE without using the restricted checking method such as the expensive equipment and place to set the exercise strength for the disabled using the wheel chair. Total 20 experimentees made the letter of agreement to participate into this experiment. The physical characteristics of participants were shown as; Age: 30.9±5.0, Stature: 172.4±3.3, Weight: 63.9±4.8, Blood pressure: contraction period: 131.7±12.8, relaxation period 78±13.5, Damaged part: T3-7 (N=7), T10-12 (N=10), L3 (N=3), Period of disability: 6.4±3.7, Cause of disability: Traffic accident (N=12), Hurt from a fall (N=6), Disease (N=2). The examination on heart rate and RPE was performed through the maximum exercise load examination using the wheelchair after pilot test. The stepwise analysis on RPE and heart rate showed the difference of ±10 beat in heart rate from step 1 to step 12 and RPE showed more than 20 beats than heart rate from 13 step to 16 step. The correlation between RPE and heart beat showed the significant correlate with step 1 to step 4. Medium level significant correlation was shown from step 5 to step 11 (p<.05). The case of the latter part of exercise did not show the significant correlation from step 12 to step 16. It could be considered that the application of RPE is feasible from low strength to middle strength using RPE to spinal cord injury as a subjective scale for exercise-strength from the summary of the above results. However, the correlation was very low when it goes to high strength and the difficulties in verifying the feasibility due to the reasons that the experiment was forced to be performed by few experimentees, and among them those who have not taken exercises would have gone through mental discomforts which might have affected the experiment results. Therefore, for the upcoming experiments, precise exercise test method for the SCI is needed at various environments to meet the needs to reverify the correlation between RPE and Heart rate.