Table 6 Pearson correlation matrix where H, C, R represents the height, concentration and rate respectively.

From: Simulation and optimization of copper, nickel, cadmium, and zinc removal from industrial wastewater using Aspen adsorption and RSM

 

A-Hight

B-Concentration

C-Rate

AB

AC

BC

A-Hight

1

−0.091

0.393

−0.326

−0.099

0.06

0.675

−0.563

−0.292

B-Concentration

−0.091

1

−0.024

0.345

0.564

0.373

−0.26

0.612

0.168

C-Rate

0.393

−0.024

1

0.05

−0.228

0.126

0.482

−0.096

0.033

AB

−0.326

0.345

0.05

1

0.356

0.502

−0.51

0.73

0.147

AC

−0.099

0.564

−0.228

0.356

1

0.526

−0.354

0.458

0.379

BC

0.06

0.373

0.126

0.502

0.526

1

−0.2

0.294

0.272

0.675

−0.26

0.482

−0.51

−0.354

−0.2

1

−0.604

−0.023

−0.563

0.612

−0.096

0.73

0.458

0.294

−0.604

1

0.194

−0.292

0.168

0.033

0.147

0.379

0.272

−0.023

0.194

1