Table 8 Rank of variable based RSM and Taguchi.

From: Identification of influential parameters and conditions in heavy metals adsorption onto Cal-LDH-PC using optimization approaches of RSM and Taguchi

Zn

A

B

C

D

Delta

10.63

4.12

4.57

4.49

Rank-Taguchi

1

4

2

3

Rank-RSM

1

2

3

4

Cd

    

Delta

15.48

6.86

8.10

8.02

Rank-Taguchi

1

4

2

3

Rank-RSM

1

2

3

4

Pb

    

Delta

16.88

37.85

23.04

12.10

Rank-Taguchi

3

1

2

4

Rank-RSM

1

2

3

4

Ni

    

Delta

12.56

19.96

16.85

13.01

Rank-Taguchi

4

1

2

3

Rank-RSM

4

2

1

3