The lower quartile of the students' test scores indicates the performance of the 25% lowest scoring students.
学生考试成绩的下四分位数表明了前25%最低分学生的表现。
In the analysis of reading comprehension, the lower quartile helps identify students who are significantly below the average.
在阅读理解分析中，下四分位数有助于识别显著低于平均水平的学⽣。