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.
Example of a change trial in Experiment 5. In this example trial, a given item changed in both color and orientation. Note that these two changes could have occurred in different items rather than in the same item. The task-relevant dimension was determined solely by instructions from the experimenter.
