Catalytic Pyrolysis of Plastic Waste to Liquid Fuel Using Local Clay Catalyst

Table 11

ANOVA for quadratic model.

Source	Sum of squares	Df	Mean square	value	value
Model	2263.94	5	452.79	1020.10	<0.0001	Significant
A-temperature	113.20	1	113.20	255.02	<0.0001
B-catalyst amount	36.72	1	36.72	82.72	<0.0001
AB	3.17	1	3.17	7.14	0.0319
A^2	2003.40	1	2003.40	4513.54	<0.0001
B^2	259.72	1	259.72	585.14	<0.0001
Residual	3.11	7	0.4439
Lack of fit	2.43	3	0.8103	4.79	0.0821	Not significant
Pure error	0.6763	4	0.1691
Cor total	2267.05	12