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.
Examples of the four trial types present in Experiment 2. Participants were always instructed to search for the unique square in the display. The left side depicts congruent trials, in which the target shape was also a color singleton. The right side depicts incongruent trials, in which one of the distractor shapes was also a color singleton. Images are not to scale.
