A Combined Method in Parameters Optimization of Hydrocyclone

Table 7

Variance analysis of factors to purity.

Source	Sum of squares	df	Mean square	value	Prob > F
Model	318.25	4	79.56	18.81	<0.0001
A	10.31	1	10.31	2.44	0.1393
B	95.60	1	95.60	22.60	0.0003
C	191.79	1	191.79	45.34	<0.0001
BC	20.55	1	20.55	4.86	0.0435
Residual	63.45	15	4.23
Lack of fit	46.34	10	4.63	1.35	0.3882
Pure error	17.11	5	3.42
Cor total	381.70	19

Adj -Squared = 0.7894; Pred -Squared = 0.6440; Adeq Precision = 14.749.