Table 1.
Model selection results predicting invertebrate biomass in relation to growing degree days (GDD; included as a quadratic term), temperature (temp), percentage of days with precipitation (precip%), wind speed (wind), and date of 20% snow cover (snow) near Utqiaġvik, Alaska, 2010–2016
| Modela | K b | ΔAICc c | wi d |
|---|---|---|---|
| GDD2 + temp + precip% + wind + snow | 7 | 0.0 | 0.79 |
| GDD2 + temp + wind + snow | 6 | 3.2 | 0.16 |
| GDD2 + temp + precip% + wind | 6 | 6.9 | 0.03 |
| GDD2 + temp + precip% + snow | 6 | 8.5 | 0.01 |
| GDD2 + temp + wind | 5 | 10.5 | 0.00 |
| Intercept | 1 | 92.7 | 0.00 |
a
Only the top five models and intercept‐only model are shown.
b
Number of parameters.
c
Difference between model's Akaike's Information Criterion corrected for sample size (AICc) and the lowest AICc value.
d
AICc relative weight attributed to model.