Figure 2.
Boxplots of acoustic contrasts between happy and sad emotions for mean F0 (upper) and F0 s.d. (lower) for each sentence (abscissa) and for the four groups (see legend).
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.