A Hybrid Forecasting Model Based on EMD-GASVM-RBFNN for Power Grid Investment Demand

Table 9

Statistical characteristics and the K-S exact significance test (2-tailed) results of the variables’ growth rate.

Variable	Number of Samples	Mean	Median	Std. Deviation	Exact Sig. (2-tailed)
PI	65	0.0875	0.0767	0.0882	0.4140
SI	65	0.1362	0.1296	0.1402	0.3235
TI	65	0.1310	0.1329	0.1062	0.3982
EIC	39	0.0925	0.0907	0.0325	0.1066
TEC	38	0.0870	0.0881	0.0367	0.8865

PI, SI, TI, EIC, and TEC represent primary industry, secondary industry, tertiary industry, electricity installed capacity, and total electricity consumption, respectively.