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錯誤估計與結果獲知對空間移動懷動作表現與學習的影響

Effects of Error Estimation and Knowledge of Results on Performance and Learning of a Spatial Movement

摘要


The purpose of this study was to investigate how after-responses estimation (Est.) and knowledge of results (KR) affect performance and learning of a spatial accuracy movement. Participants (N=40, mean age=22.5 yrs., SD=2.4 yrs.) were randomly assigned to one of the following four groups: (a) 100%KR+100%Est., (b) 100%KR+0%Est., (c) 0%KR+100%Est., and (d) 0%KR+0%Est..Dependent variables were absolute value of error (AE), variable error (VE), and absolute objective performance minus subjective estimation(|O-S|). One-way ANOVA and Tukey's HSD method were used for statistical analysis. Within the limitation of this study, results were as follows: (1) Est. and KR combination, Est. alone, and KR alone were compared with the no treatment group, which had positive effects on movement accuracy (p<.05, ES=0.571) and error detection capability (p<.05, ES=0.587) during acquisition, and (2) no effect of either Est., KR, or Est. and KR combination was found on retention, It was concluded that Est. and KR effects were found on acquisition, but not on retention.

並列摘要


The purpose of this study was to investigate how after-responses estimation (Est.) and knowledge of results (KR) affect performance and learning of a spatial accuracy movement. Participants (N=40, mean age=22.5 yrs., SD=2.4 yrs.) were randomly assigned to one of the following four groups: (a) 100%KR+100%Est., (b) 100%KR+0%Est., (c) 0%KR+100%Est., and (d) 0%KR+0%Est..Dependent variables were absolute value of error (AE), variable error (VE), and absolute objective performance minus subjective estimation(|O-S|). One-way ANOVA and Tukey's HSD method were used for statistical analysis. Within the limitation of this study, results were as follows: (1) Est. and KR combination, Est. alone, and KR alone were compared with the no treatment group, which had positive effects on movement accuracy (p<.05, ES=0.571) and error detection capability (p<.05, ES=0.587) during acquisition, and (2) no effect of either Est., KR, or Est. and KR combination was found on retention, It was concluded that Est. and KR effects were found on acquisition, but not on retention.

參考文獻


Adams, J. A.(1971).A close-loop theory of motor learning.Journal of Motor Behavior.3,111-149.
Black, C. B.,Wright, D. L.(2002).Can observation practice facilitate error recognition and movement production.Research Quarterly for Exercise and Sport.71(4),331-339.
Dunham, P.,Mueller, R.(1993).Effect of fading knowledge of results on acquisition, retention, and transfer of a simple motor task.Perceptual and Motor Skills.77,1187-1192.
Guadagnoli, M. A.,Kohl, R. M.(2001).Knowledge of results for motor learning: Relationship between error estimation and knowledge of results frequency.Journal of Motor Behavior.33(2),217-224.
Hogan, J. C.,Yanowitz, B. A.(1978).The role of verbal estimates of movement error in ballistic skill acquisition.Journal of Motor Behavior.10,133-138.

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