| Null Model Likelihood Ratio Test | ||
| DF | Chi-Square | Pr > ChiSq |
| 2 | 29.98 | <0.0001 |
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.