Skip to main content

Table 11 Statistical parameters of the geo-accumulation index

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

Statistical parameter

As

Cd

Cu

Cr

Mn

Zn

Ni

Pb

Ti

Minimum

− 16.44

− 10.89

− 12.70

− 11.75

− 13.31

− 10.00

− 13.78

− 12.43

− 16.54

Maximum

− 4.96

− 8.94

− 10.05

− 7.48

11.04

− 4.79

11.70

− 6.74

− 11.51

Mean

− 9.38

− 9.96

− 11.30

− 9.50

− 4.57

− 8.37

− 9.16

− 9.91

− 14.05

Median

− 9.715

− 9.85

− 11.26

− 9.65

− 9.39

− 8.51

− 11.46

− 9.81

− 13.99

Std. deviation

2.73

0.62

0.84

1.21

9.12

1.28

7.42

1.50

1.51

Skewness

− 0.705

0.059

− 0.139

0.024

1.029

1.229

2.626

0.121

0.019

Kurtosis

1.336

− 1.135

− 1.025

− 0.470

− 0.910

2.341

5.732

− 0.165

− 0.833