Experimental Study on the Escape Velocity of Miners during Mine Fire Periods

Table 6

Coefficients.

Model		Unstandardized Coefficients				Standardized Coefficients		t		Sig.
		B		Std. Error		Beta
		Dip ⩽ 0	Dip ⩾ 0	Dip ⩽ 0	Dip ⩾ 0	Dip ⩽ 0	Dip ⩾ 0	Dip ⩽ 0	Dip ⩾ 0	Dip ⩽ 0	Dip ⩾ 0
1	(Constant)	2.703	2.871	0.098	0.103			27.546	27.843	0.000	0.000
	Roadway inclination	0.051	-0.051	0.005	0.005	0.893	-0.868	10.513	-9.568	0.000	0.000
2	(Constant)	2.337	2.405	0.149	0.181			15.637	13.279	0.000	0.000
	Roadway inclination	0.051	-0.049	0.004	0.005	0.898	-0.840	11.975	-10.337	0.000	0.000
	Roadway section area	0.042	0.049	0.014	0.016	0.225	0.242	2.998	2.982	0.007	0.006
3	(Constant)	2.643	2.879	0.184	0.250			14.356	11.526	0.000	0.000
	Roadway inclination	0.054	-0.057	0.004	0.005	0.941	-0.973	13.279	-10.677	0.000	0.000
	Roadway section area	0.052	0.056	0.013	0.015	0.275	0.281	3.841	3.694	0.001	0.001
	Roadway type	-0.304	-0.333	0.123	0.131	-0.183	-0.236	-2.482	-2.542	0.020	0.017

a. Dependent variable.