A Hybrid Sales Forecasting Scheme by Combining Independent Component Analysis with K-Means Clustering and Support Vector Regression

Table 1

Basic statistics of the data in each sector.

Group name	Number of companies	Mean	Standard deviation	Max	Min
Manufacturing	12	413.23	321.01	10201.32	2.32
Service	10	291.01	223.45	7723.45	1.21
Finance	8	762.25	1191.32	18646.55	0.41

∗Unit: thousand NT dollars.