The Correlation and Regression Analysis of Physicochemical Parameters of River Water for the Evaluation of Percentage Contribution to Electrical Conductivity

Table 4

Linear regression equations of different physicochemical parameters and EC.

SN	Regression equation	Adjusted R^2	value	Theoretical value of X (EC)	Calculated value of Y	Percentage contribution to EC
1		0.6857	0.0019	500	5.58	0.88
2		1.0000	0	500	250	39.6
3		0.85641	0.000077	500	41.03	6.50
4		0.57978	0.0064	500	0.28	0.045
5		0.92554	0.000005	500	1.30	0.21
6		0.85413	0.000082	500	125.60	19.9
7		0.42037	0.025	500	148.34	23.51
8		0.52763	0.0105	500	34.57	5.48
9		0.599	0.0052	500	8.11	1.28
10		0.48862	0.0147	500	13.99	2.22
11		0.39863	0.030	500	2.03	0.32