Analysis of the Impact of Energy Factor Allocation Efficiency on Green Total Point Productivity from a Low-Carbon Perspective

Table 1

Distribution of energy elements.

Element node	Sample number	Variables range	Mean value	Covariance value	Mean square error
Level a	60	−0.29	0.66	0.74	0.06
Level b	46	1.01	0.32	0.34	0.07
Level c	52	1.52	0.01	0.09	0.85
Level d	25	−0.29	0.81	0.52	0.86
Level e	76	−0.97	0.48	0.44	0.02