Mathematical Analysis of the Reduction of Wüstite at Different Basicity Using Factorial Design

Table 5

Actual and predicted reduction degree at different conditions (variables).

Variable	Predicted RD, %	Actual RD, %		Residence ()		The residence variation
		1st	2nd	1st	2nd
(1)	8.024465	7.14062	6.9957	+0.072	−0.072	±0.072
	15.58829	14.5836	14.6959	−0.056	+0.056	±0.056
	51.679715	50.67498	50.8083	−0.067	+0.067	±0.067
	80.89079	80.27172	79.6381	+0.32	−0.320	±0.32
	13.97009	12.87576	13.1653	−0.145	+0.145	±0.145
	35.25779	34.40974	34.2268	+0.091	−0.091	±0.091
	74.57909	73.54268	73.7623	−0.11	+0.11	±0.11
	100.02429	99.7209	99.4791	0.12	−0.12	±0.12