The enrollment ratio of Xiamen University for postgraduate entrance examination is 6: 1. In 2023, the total number of graduate students enrolled in Xiamen University was 29,067, and the number of full-time and part-time graduate students was 6 100, with an admission rate of 20.99%, a little more than15. The admission ratio is better than 4: 1, and the admission ratio is close to 4: 1, which means that four people took the postgraduate entrance examination, and only one person was successfully admitted. Postgraduate entrance examination should not only learn to take exams, but also collect information. The collection of postgraduate entrance examination information runs through the whole process of application, examination and admission, and there is information to be collected at each stage. Admission ratio, that is, the ratio of the number of applicants to the number of admissions. It reflects the fierce competition of various enrollment units (such as graduate schools and majors). Specific calculation method: enrollment ratio = number of applicants/number of students to be enrolled.