Improving the Mechanical Properties of Red Clay Using Xanthan Gum Biopolymer

Table 6

Correlation analyses of the influencing factors with shear strength parameters.

Variate	Parameter			Significance	Fitting equation
3 d curing		60.791	0.004			0.937
		9.992	0.091			0.818
7 d curing		31.899	0.001			0.970
		42.219	0.023			0.954
14 d curing		36.049	0.009			0.898
		13.220	0.070			0.859
28 d curing		51.608	0.006			0.927
		11.295	0.081			0.837
0.0% XG		22.206	0.042			0.876
		5.437	0.290			0.747
0.5% XG		10.753	0.082			0.765
		7.404	0.252			0.810
1.0% XG		22.010	0.043			0.875
		2.521	0.407			0.504
1.5% XG		20.032	0.046			0.864
		45.376	0.104			0.967
2.0% XG		244.49	0.004			0.988
		53.399	0.096			0.972

Note: means very significant; means significant; means not significant.