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.
Reading requires the identification of familiar letters, and this can rely on base grouping. If the task is to find letters with two dots of the same color, however, letter identification does not suffice. This task requires incremental grouping of low-level features (letter strokes), and the IGT holds that this will occur for only one letter at a time
