Table 2.

Variance analysis of the effect of ethanol concentration, time and liquid/solid ratio on the anti-V. parahaemolyticus activity of the extract.

Source	Sum of squares	df	Mean square	F value	Prob > F	Significance
Model	28.79	9	3.20	7.81	0.0065	**
X 1	3.03	1	3.03	7.39	0.0298	*
X 2	2.46	1	2.46	6.02	0.0439	*
X 3	6.77	1	6.77	16.54	0.0048	**
X 1 X 2	0.0001	1	0.0001	0.0002	0.9880
X 1 X 3	2.53	1	2.53	6.17	0.0419	*
X 2 X 3	0.0001	1	0.0001	0.0002	0.9880
X 1 2	6.59	1	6.59	16.11	0.0051	**
X 2 2	2.98	1	2.98	7.28	0.0307	*
X 3 2	3.02	1	3.02	7.37	0.0300	*
Lack of Fit	1.42	3	0.47	1.31	0.3859