Figure 5.
The proportion of time (group mean ± s.e.) spent within 1.5 m of the certain visitor types in the individual experiment across all phases (no effect of phase). Different letters on columns signify significant differences.
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.