Analyses of Survey Data on Current Textbooks about Relationship between Grades and Attitude of Respondents through Statistical Software SPSS 23

With the information and data gathered from the survey conducted in advance on higher vocational English textbooks, this paper analyzes different influences that different grades have on respondents’ expectation and satisfaction about higher vocational English textbooks with variance analyses of software SPSS 23. Through software tools of mono-factor variance analyses and tendency tests, influences of different grades on the dependent variables and linear correlation between grades and dependent variables are concretely shown. Based on the accurate analyses conducted with these statistical software tools and the statistics produced by software SPSS, this paper can provide detailed instructions on future construction of higher vocational English textbooks.