A Combined Method in Parameters Optimization of Hydrocyclone

Table 6

Variance analysis of factors to overflow concentration.

Source	Sum of squares	df	Mean square	value	Prob >
Model	19.22	10	1.92	160.42	<0.0001
A	11.88	1	11.88	991.46	<0.0001
B	0.26	1	0.26	21.76	0.0012
C	2.92	1	2.92	243.68	<0.0001
AB	0.31	1	0.31	25.76	0.0007
AC	1.11	1	1.11	93.01	<0.0001
BC	0.68	1	0.68	56.96	<0.0001
	0.74	1	0.74	62.17	<0.0001
	0.19	1	0.19	16.26	0.0030
ABC	0.27	1	0.27	22.70	0.0010
	0.05	1	0.05	4.10	0.0736
Residual	0.11	9	0.01
Lack of fit	0.09	4	0.02	4.69	0.0603
Pure error	0.02	5	0.00
Cor total	19.32	19

Adj -Squared = 0.9982; Pred -Squared = 0.9101; Adeq Precision = 49.867.