Demand Forecasting for Rural E-Commerce Logistics: A Gray Prediction Model Based on Weakening Buffer Operator

Table 6

The fitting value and error of X₃.

No.	Observed value	Fitted value	Error	Relative error (%)
X3 (2)	10.96	11.03	−0.07	−0.5974
X3 (3)	10.92	10.92	0.00	−0.0431
X3 (4)	10.88	10.82	0.06	0.5068
X3 (5)	10.80	10.73	0.07	0.6859
X3 (6)	10.67	10.63	0.04	0.3946
X3 (7)	10.43	10.53	−0.10	−0.9660