Figure 7.
Mean normalized frequency of hand–tool interactions of all the observing subjects during the Baseline, Observation-Delayed tool interaction, Observation-Simultaneous tool interaction and Follow-up phases. Grey shaded area represents 1 s.e.
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.