在這項研究中，我們根據2013年至2015學年入學的退學學生的不及格課

在這項研究中，我們根據2013年至2015學年入學的退學學生的不及格課程，試圖發現失敗課程的前後關係，並且找出學生在低年級的不及格的課程，這些不及格的課程導致高年級的一系列不及格的課程，並且進而造成最後的dropout。

結果 (英文) 1:

In this study, we based on 2013-2015 school year, school drop-out students failing courses, trying to find context failed courses and courses fail to identify students in lower grades, do not pass these courses lead to high a series of failed course grade, and thus cause the final dropout.

結果 (英文) 2:

In this study, we tried to identify the relationship between failure courses and found students' failing courses based on failed courses for dropout students enrolled in the 2013-2015 school year, and to identify failing courses that led to a series of failing courses in the senior year and, in turn, the final dropout.

結果 (英文) 3:

In this study, we try to find out the relationship between the failed courses and find out the failed courses of the students in the lower grades, which lead to a series of failed courses in the higher grades and the final dropout.