Research Article
Modelling of Water Quality: An Application to a Water Treatment Process
Table 3
Variables selected for turbidity using multiple linear regression.
| Round | Variables | Correlation coefficient (C) |
| 1 | Aluminium dose | 0.55 | 2 | Intake from the pikkala reservoir | 0.62 | 3 | Turbidity of raw water | 0.66 | 4 | Proportion of Lake Humaljärvi/Pikkala reservoir water intake | 0.70 | 5 | Colour of raw water | 0.71 | 6 | KMnO4 of raw water | 0.71 | 7 | Flocculation pH | 0.71 | 8 | Water temperature | 0.71 | 9 | Aluminium dose/raw water KMnO4 | 0.71 | 10 | Silicates in raw water | 0.71 |
|
|