本研究主要探討音樂班學生的人格特質、學習音樂的動機以及對樂器的依賴程度之相關性。以嘉義市國中音樂班學生為研究對象,共12個班別,學生總數為280人。以人格特質量表、學習動機量表及依賴程度量表為施測工具,應用描述性統計、信度分析、獨立樣本t檢定、變異數分析、相關性分析以及迴歸分析進行考驗。研究結果顯示:學習音樂的動機對樂器的依賴程度有正向的影響;學生的人格特質對學習音樂的動機有正向的影響;學生的人格特質對樂器的依賴程度有正向的影響。 The study has explored the relationships among music learning motivation, personality traits and instrument dependence for music class students. The study objects were 280 students of music class drawn from three junior high schools in Chiayi City. The research instruments used in this study were questionnaires named Personality Trait Scale, Learning Motivation Scale, and Instrument Dependence Scale. Methodologies of descriptive statistics, reliability analysis, independent sample t-test, one-way ANOVA, Pearson's correlation coefficient, and multiple regression analysis were applied. The results of the study indicated that music learning motivation has a positive impact on the instrument dependence. The personality traits have a positive impact on the music learning motivation.The personality traits have a positive impact on the music dependence.