New Sustainable Biosorbent Based on Recycled Deoiled Carob Seeds: Optimization of Heavy Metals Remediation

Table 10

Analysis of variance for sorption of cobalt ions.

Source	Sum of squares	df	Mean square	F value	value; prob > F
Model	2302.19	7	328.88	255.37	<0.0001	Significant
A	74.23	1	74.23	57.64	<0.0001
B	388.97	1	388.97	302.03	<0.0001
C	639.204	1	639.20	496.33	<0.0001
D	980.24	1	980.24	761.14	<0.0001
AB	14.54	1	14.54	11.29	0.0099
BC	106.31	1	106.31	82.55	<0.0001
BD	98.69	1	98.69	76.63	<0.0001
Residual	10.30	8	1.29
Cor. total	2312.50	15

; .