Research Article

[Retracted] The New Media Environment Presents Challenges and Opportunities for Music Education in Higher Education

Table 22

Pretest data and statistical characteristic analysis of experimental class and control class (posttest).

Number of peopleAverage scoreStandard deviationCorresponding quadrantStatistical characteristics

PosttestExperimental class4278.437.129Delta quadrantThe average level is high but relatively concentrated, which is in an excellent state
Control class3866.7411.135First quadrantThe average level is low, but the degree of separation is large, and there is low meristematic

Posttest Z = 4.022 > 2.58, so the difference between the two groups is very significant.