The Influence Of "6 Choose 3" Mode On Students' College Entrance Examination Results Under The Background Of College Entrance Examination Reform

In 2019,China's college entrance examination will move from the traditional "6choose 3" mode to the new "6 choose 3" mode.With the increase of the number of college entrance examination course combination modes from 2 to 20,more and more scholars begin to discuss the influence of the combination modes between courses in the integration of college entrance examination courses on students' college entrance examination results.Although the "6 choose 3" mode under the background of college entrance examination reform has improved candidates' independent choice of advantageous courses,most of the existing researches are descriptive researches on the current situation of college entrance examination and college entrance examination reform,without theoretical discussion on students' actual college entrance examination scores and scores.This study selected the college entrance examination reform under the background of "six selected 3" in the "politics,history,geography" and "physical,chemical,biological," two kinds of classic course portfolio model,using the principal component analysis(pca)to research object data dimension reduction,by building a "politics,history,geography" and "physical,chemical and biological" model of linear regression forecast model,samples of students in the mode of the university entrance exam to cross prediction,prediction and the result was compared with the actual achievement of the university entrance exam,at the same time mining Chinese,maths,English,politics,history,geography,physics,chemistry,biology,etc.The degree of correlation between nine courses.The study found that the difference in students' college entrance examination scores was relatively small under the two modes with the most significant difference,indicating that many students' advantage courses were not concentrated in the combination of the two classical courses,but distributed in the courses of politics,history,geography,physics,chemistry and biology.Therefore,the main factor affecting students' college entrance examination results is students' choice of college entrance examination advantage course combination.In addition,this research also confirmed that the correlation is stronger,nine course for the college entrance examination reform "6 choose 3" model of curriculum combination provides theoretical basis,and from the education management(schools,education department)and the participation main body(family level,individual students and teachers)twodimension,for the college entrance examination reform under the background of the implementation of the "six selected 3" model are also proposed.