Table 5.

Parameter estimates, standard errors and Z-values of the highest-ranked model ‘Direct sources and garbage’

Parameter	df	Estimate	Std. Error	Z value	Pr(>|z|)
Intercept	27	3.449	0.067	51.658	< 2e-16
Bakeries	27	0.194	0.073	2.670	0.0076
Houses	27	0.276	0.079	3.515	0.0004
Garbage	27	0.147	0.067	2.198	0.0279