Influence of Management Education on Enterprise Scientific and Technological Innovation Based on K-Means Clustering Algorithm

Table 1

Statistical results of different variables in the whole sample.

Variable	Sample size	Mean	Standard deviation	Median
RD	12387	0.030	0.031	0.027
SIZE	12387	21.721	1.152	21.580
LEV	12387	0.410	0.201	0.410
ROA	12387	0.042	0.052	0.049
SEX	12387	0.949	0.223	1
E-HIGH	12387	0.851	0.621	0
E-LOW	12387	0.550	1.382	0.639