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.
Mean accuracy on 20 SAILS tokens each of /f, θ, ʃ, s, r/ for children ages 9–14 with typical speech and children with residual speech errors affecting /r/.
Note: Error bars represent 1 standard deviation. There were no significant differences between the groups on perception of any phoneme.
