Sustainability and Enterprise Economic Growth Management Based on Intelligent Signal Processing

Table 5

Data description and statistical results.

Variable	Number of samples	Sample mean	Sample standard deviation	Minimum	Max
Foreign investment (100 million yuan)	280	3215.246	5321.621	48.2	25487.36
Number of companies (individual)	280	9621.558	11254.44	328	68456
Investment amount (ten thousand yuan)	280	100000.023	10214.51	1125.874	591424.2
Consumer demand (%)	280	0.51	0.09254	0.241	0.7012