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.
Categorization conditions used for Experiments 1 and 2. The stimuli used in all conditions from Experiment 1 are displayed in the top panel. The stimuli used in all conditions from Experiment 2 are displayed in the bottom panel. Solid lines denote the optimal decision bounds, and the open squares, filled squares, open triangles, and filled triangles denote the stimuli
