本研究以醒吾商專1743位學生（男生391人，女生1352人）為對象，以自行設計的選項動機量表，調查學生體育課興趣選項教學的選項動機。選項動機量表包括五個分量表：分別為學生主觀因素、體育教師因素、組別因素、運動項目因素及場地器材因素。結果顯示(1)選項動機中，以體育教師因素最重要，其次分別為：學生主觀因素、組別因素、場地器材因素及運動項目因素(2)不同年級、性別、組別、運動參與和體育成績的醒吾商專學生，在選項動機因素上有顯著的差異。

The subjects of study were 1743 students (males, N=391 ; Females, N=1352) of Hsing-Wu college of commerce, sued the self-designed inventories to investigate students’ motivation of elective physical education courses. The inventory of elective PE courses included five subscales: there were the factors of students’ subjective idea, teachers of physical education, sport groups, sport events and facility and equipment. Findings indicated: (1) The factor of physical education teachers was the most important, the following were individually the factors of students’ subjective idea, sport groups, facility and equipment and sport events in the motivation of elective PE courses. (2) Students of different grades, sexes, sport groups, participation frequency of sport, and the scores of physical education had significant difference in the motivation of elective PE courses.