The Use of Response Surface Methodology in Ammonia Oxidation Reaction Study

Table 9

Analysis of variance results for simplified model for response variable R₂.

Source	Sum of squares	df	Mean square	value	value
Model	5.834E + 05	2	2.917E + 05	203.41	<0.0001
X1	1.902E + 05	1	1.902E + 05	132.64	<0.0001
X2	3.932E + 05	1	3.932E + 05	274.19	<0.0001
Residual	11472.89	8	1434.11
Lack of fit	10151.48	6	1691.91	2.56	0.3073
Pure error	1321.41	2	660.70
Cor. total	5.949E + 05	10