Fig. 1.
Density plot showing the frequency of ESS values for each parameter. Median values are denoted by solid vertical lines. The left tail extends to near zero but has been truncated for space.
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.