Study on Optimal Extraction and Hypoglycemic Effect of Quercetin

Table 4

Test of significance for the regression coefficient.

Source	Sum of squares	Df	Mean square	F value	value
Model	1.09	9	0.12	25.98	0.0001
A-[BMIM] Br	0.013	1	0.013	2.70	0.1443
B-ultrasonic time	0.016	1	0.016	3.37	0.1092
C-solid-liquid ratio	0.026	1	0.026	5.48	0.0517
AB	0.0002103	1	0.0002103	0.045	0.8382
AC	0.0001103	1	0.0001103	0.024	0.8823
BC	0.022	1	0.022	4.81	0.0644
A^2	0.60	1	0.60	128.81	<0.0001
B^2	0.18	1	0.18	38.59	0.0004
C^2	0.14	1	0.14	30.17	0.0009
Residual	0.033	7	0.004679
Lack of fit	0.017	3	0.005722	1.47	0.3498
Pure error	0.016	4	0.003897
Cor total	1.13	16