Process Optimization for Biosingeing of 100% Cotton Terry Towel Fabric Using Box–Behnken Design

Table 3

Analysis of variance (ANOVA) for weight loss of enzyme-treated dyed fabric.

Source	Sum of squares	df	Mean square	F-value	-value
Model	1.63	9	0.1807	163.52	<0.0001	Significant
(A) Temperature (°C)	0.0045	1	0.0045	4.08	0.0993
(B) Concentration (%)	1.24	1	1.24	1122.45	<0.0001
(C) Time (minute)	0.1152	1	0.1152	104.25	0.0002
AB	0.0002	1	0.0002	0.2036	0.6707
AC	0.0064	1	0.0064	5.79	0.0611
BC	0.0016	1	0.0016	1.45	0.2827
A^2	0.1351	1	0.1351	122.22	0.0001
B^2	0.0901	1	0.0901	81.58	0.0003
C^2	0.0711	1	0.0711	64.33	0.0005
Residual	0.0055	5	0.0011
Lack of fit	0.0029	3	0.0010	0.7500	0.6148	Not significant
Pure error	0.0026	2	0.0013
Cor total	1.63	14