Table 1.
Initial parameter estimates of negative binomial regression of the total egg clutches laid per site, per night (22 nights in June, 21 nights in July)
| Parameter | Categorya | df | Estimate | SE | 95% CL | χ2 | P | |
|---|---|---|---|---|---|---|---|---|
| Intercept | 1 | 3.6411 | 0.2007 | 3.2477 | 4.0344 | 329.11 | < 0.0001 | |
| Site | 1 | 1 | 0.2912 | 0.2363 | −0.1720 | 0.7543 | 1.52 | 0.2179 |
| Site | 2 | 1 | 0.6604 | 0.2362 | 0.1975 | 1.1233 | 7.82 | 0.0052 |
| Site | 3 | 0 | 0 | 0 | 0 | 0 | ||
| Month | June | 1 | −0.1085 | 0.1931 | −0.4870 | 0.2699 | 0.32 | 0.5740 |
| Month | July | 0 | 0 | 0 | 0 | 0 | ||
| Dispersion | 1 | 1.2552 | 0.1448 | 0.9713 | 1.5390 | |||
a
Site 3 and July are used as reference categories.