Table 3 Percent contribution and the value of the variance inflation factor (VIF) for the variables in the model predicting distribution of D. Plexippus.

From: Impact of climate change on the habitat range of monarch butterfly (Danaus plexippus)

Variables

Units

Percent (%)

VIF

Altitude

m

17.5

1.31

Annual Precipitation

mm

78

1.30

Land cover

m2

4.5

1.04