Table 2: Statistical correlation of the heavy metals.
|
Correlations |
||||||||
|
|
Zn |
Cu |
Cd |
Pb |
Fe |
Ni |
Mn |
Cr |
|
Zn |
1 |
|
|
|
|
|
|
|
|
Cu |
0.934** |
1 |
|
|
|
|
|
|
|
Cd |
0.657** |
0.724** |
1 |
|
|
|
|
|
|
Pb |
0.126 |
0.117 |
0.000 |
1 |
|
|
|
|
|
Fe |
0.870** |
0.890** |
0.808** |
0.040 |
1 |
|
|
|
|
Ni |
0.801** |
0.578** |
0.459* |
0.206 |
0.703** |
1 |
|
|
|
Mn |
0.863** |
0.728** |
0.607** |
0.346 |
0.833** |
0.919** |
1 |
|
|
Cr |
0.437* |
0.509* |
0.586** |
-0.020 |
0.712** |
0.336 |
0.394 |
1 |
** Correlation is significant at the 0.01 level (2-tailed); * Correlation is significant at the 0.05 level (2-tailed).