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

Table 8

Values of model coefficients of the two responses.

Main coefficients	Y1	Y2
b0	38.93	23.24
b1	5.23	2.15
b2	−12.86	−4.93
b3	−4.42	−6.32
b4	11.89	7.82
b12	−2.41	−0.95
b13	−0.11	−0.39
b14	−1.57	−0.03
b23	1.95	2.58
b24	−6.09	−2.48
b34	−0.11	−0.22
b123	0.06	0.03
b124	−0.49	−0.18
b134	−0.49	−0.41
b234	1.66	−0.22
b1234	0.61	0.43