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.
(a) One of these eight stimuli was presented to subjects as indicated in b. (b) Stimulus presentation occurred 200 ms after the ERP recording epoch had begun and remained present until response. Subject classified stimulus as bigger or smaller than 5. ERP epoch ended after 1,000 ms (800 ms after stimulus onset). The average adult RT was 500 ms; the average 5-year-old RT was 1,600 ms.
