Experimental Analyses of the Major Parameters Affecting the Intensity of Outbursts of Coal and Gas

Table 5

Range analysis and the result.

Level	Moisture	Geostress	Porosity	Gas pressure
K1	21.1	7.69	14.023	3.63
K2	17.223	17.83	13.77	17.85
K3	8.123	20.923	18.66	24.97
𝑅	12.98	13.23	4.887	21.34