Table 6 ANOVA results for tensile... | Emerald Publishing

Table 6

ANOVA results for tensile strength

Source	Sum of squares	Mean square	F-value	p-value
Model	3485.62	435.7	48.55	<0.0001	significant
A	2130.79	2130.79	237.44	<0.0001
B	201.54	201.54	22.46	0.0003
C	48.71	48.71	5.43	0.0353
D	68.72	68.72	7.66	0.0151
BC	24.48	24.48	2.73	0.1209
A²	287.56	287.56	32.04	<0.0001
B²	170.65	170.65	19.02	0.0007
C²	10.87	10.87	1.21	0.2896
Residual	125.64	8.97
Lack of Fit	106.5	11.83	3.09	0.1133	not significant
Pure Error	19.13	3.83
Corrected Total	3611.26
R² = 0.9652, Adjusted R² = 0.9453, Predicted R² = 0.9104

Source	Sum of squares	Mean square	F-value	p-value
Model	3485.62	435.7	48.55	<0.0001	significant
A	2130.79	2130.79	237.44	<0.0001
B	201.54	201.54	22.46	0.0003
C	48.71	48.71	5.43	0.0353
D	68.72	68.72	7.66	0.0151
BC	24.48	24.48	2.73	0.1209
A²	287.56	287.56	32.04	<0.0001
B²	170.65	170.65	19.02	0.0007
C²	10.87	10.87	1.21	0.2896
Residual	125.64	8.97
Lack of Fit	106.5	11.83	3.09	0.1133	not significant
Pure Error	19.13	3.83
Corrected Total	3611.26
R² = 0.9652, Adjusted R² = 0.9453, Predicted R² = 0.9104

Source(s): Authors own work