Estimation of pollution indices and hazard evaluation from trace elements concentration in coastal sediments of Kerala, Southwest Coast of India

Bulletin of the National Research Centre

Table 12 Statistical parameters of pollution load index and modified degree of contamination

Statistical parameter	Pollution load index	Modified degree of contamination
Minimum	0.0006	0.013
Maximum	0.0047	0.129
Mean	0.0021	0.066
Median	0.0017	0.058
Std. deviation	0.0013	0.038
Skewness	0.679	0.443
Kurtosis	− 0.682	− 1.002