A Model of the Effect of Environmental Variables on the Presence of Otters along the Coastline of the Isle of Skye

Table 5

Variables not in the backward stepwise regression model.

Variable	Score	df	Sig	R
Boulder	0.81	1	0.37	0.00
Coast	5.35	4	0.25	0.00
Coast(1)	0.04	1	0.83	0.00
Coast(2)	0.71	1	0.40	0.00
Coast(3)	0.00	1	0.90	0.00
Coast(4)	0.76	1	0.38	0.00
Veg	2.23	4	0.69	0.00
Veg(1)	0.51	1	0.47	0.00
Veg(2)	0.24	1	0.63	0.00
Veg(3)	0.82	1	0.37	0.00
Veg(4)	0.51	1	0.47	0.00
Width	0.01	1	0.90	0.00

Boulder: boulder size; Coast(1): mud; Coast(2): sandy; Coast(3): silty; Coast(4): boulder. VEG(1): heather; Veg(2): scrub; Veg(3): grassland, Veg(4): native woodland.
Sig: significance of Wald statistic.
R: partial correlation coefficient of the individual variable.