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.
Amplitude (top) and warping (bottom) indices for all speakers. Within the child groups, the leftmost five speakers are the girls; the rightmost are the boys. An open square represents ∕h∕; an open circle represents ∕s∕; a filled circle represents ∕z∕.
