Optimization Analysis of Mechanical Properties of Fly Ash-Based Multicontent Gasification Slag Paste Filling Material

Table 4

Analysis of variance of experimental results of the linear model.

Source	Sum of squares	Mean square	F value	value
Model	0.88	0.22	3.86	0.0147
X1	0.095	0.095	1.68	0.2077
X2	0.67	0.67	11.85	0.0021
X3	0.07	0.07	1.23	0.2778
X4	0.039	0.039	0.68	0.4178
Residual	1.36	0.057
Lack of fit	1.33	0.066
Pure error	0.033