Surface Water Quality Assessment of Wular Lake, A Ramsar Site in Kashmir Himalaya, Using Discriminant Analysis and WQI

Table 4

Discriminant function coefficients and Wilks Lambda for temporal variations in water parameters of Lake Wular.

Standardized canonical discriminant function coefficients							Eigenvalues				Wilks Lambda
Function	NO2-N	NH4-N	Total-N	Total-P	TDS	Sulphate	Eigenvalue	% of Variance	Cumulative %	Canonical Correlation	Wilks’ Lambda	Chi-square	df	Sig.
1	2.17	−1.63	2.51	−1.88	0.09	2.28	94.22	85.90	85.90	1.00	0	159.038	18	0
2	1.40	1.54	−0.90	−0.76	−1.16	0.75	9.69	8.80	94.80	0.95	0.014	77.028	10	0
3	0.64	1.88	−1.16	−0.15	−0.09	1.02	5.76	5.20	100.00	0.92	0.148	34.384	4	0