本研究主要目的是瞭解國立勤益科技大學學生參與樂樂棒球動機，同時探討學生參與樂樂棒球運動之動機為何。研究者以自編之「大學學生參與樂樂棒球運動動機之調查問卷」作為資料收集之工具。以國立勤益科技大學學生之參與樂樂棒球運動做為本研究之對象。所使用之資料分析方法包括：描述性統計、t檢定、點二系列相關檢定，因素分析，顯著水準之認定，均以α值=.05為標準。經分析探討，所或結果如下：國立勤益科技大學學生參與樂樂棒球運動之動機以「社會需求」為最高，其次為「成就需求」，再其次為「健康需求」，最低為「知性需求」。

The origin studies a main purpose is understand National Chin-Yi University of Technology student participate in happy joy baseball motive and inquire into student's participation to enjoy joy baseball exercise in the meantime of motive why. Researcher with is the tool of data collections from" university the student participate in happy joy baseball exercise the inquisition questionnaire of the motive" of the plait. With student's participation happy joy baseball exercise be used as the object of this research. Include the data analysis method used: Describe sex covariance and t to examine and order two serieses related examinations, factor analysis, notable level it affirm, all with the α be worth=.05 is standard. Be inquired into by analysis, or result as follows: National Chin-Yi University of Technology student participate in the motive of happy joy baseball exercise to take" social need" as the highest, secondly is "achievement need", again secondly is" healthy need", lowest is" sense need".