Calibration of Contact Parameters for Moist Bulk of Shotcrete Based on EDEM

Table 7

ANOVA of quadratic polynomial model of B-BD test.

Source of variation	Sum of squares	Df	Mean square	F value	Probability > F
Model	77.76	12	6.48	122.07	0.0002	Significant
X1-T2	2.31	1	2.31	43.53	0.0027
X2-T7	26.01	1	26.01	490.02	<0.0001
X3-T3	10.89	1	10.89	205.16	0.0001
X1 X2	3.50	1	3.50	65.88	0.0013
X1 X3	0.27	1	0.27	5.09	0.0870
X2 X3	0.13	1	0.13	2.44	0.1932
X1^2	23.44	1	23.44	441.62	<0.0001
X2^2	2.49	1	2.49	46.97	0.0024
X3^2	3.76	1	3.76	70.76	0.0011
X1^2 X2	6.52	1	6.52	122.76	0.0004
X1^2X3	4.38	1	4.38	82.53	0.0008
X1X2^2	0.57	1	0.57	10.78	0.0304
Pure error	0.21	4	0.053
Cor total	77.97	16

R² = 0.9973; R²_adj = 0.9891; CV = 0.62%; adequate precision = 41.693.