Table 3.

Test of normality for PTEs in agricultural soil of Aghili plain

Element	Kolmogorov-Smirnova
	Statistic	df	Sig.
As	.069	54	0.200*
Cd	.113	54	0.043
Co	.087	54	0.200*
Cr	.085	54	0.200*
Cu	.126	54	0.032
Mn	.083	54	0.200*
Mo	.133	54	0.019
Ni	.059	54	0.200*
Pb	.140	54	0.010
V	.077	54	0.200*
Zn	.094	54	0.200*
Hg	.387	54	0.000