Full Factorial Experimental Design Analysis of Reactive Dye Removal by Carbon Adsorption

Table 7

Analysis of variance (ANOVA) for removal efficiency (%).

Source	DF	Sum of squares (SS)	Mean square (MS)	𝐹	𝑃 value
A	1	819.11	819.11	947.38	0.021
B	1	896.55	896.55	1036.94	0.020
C	1	334.50	334.50	386.88	0.032
A * B	1	238.38	238.38	275.71	0.038
A * C	1	96.54	96.54	111.65	0.060
B * C	1	61.66	61.66	71.32	0.075
Error	1	0.86	0.86
Total	7	2447.61
Main effects	3	2050.16	683.387	790.40	0.026
2-way interactions	3	396.58	132.193	152.89	0.059
Residual error	1	0.86	0.865
Total	7	2447.61