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.
Percent correct responding for subjects in Experiment 1 initially trained on NMTS, then reversed to MTS. Bracketed percentages in panels 2 and 3 for each subject represent outcomes on the initial trials in which each novel stimulus served as a sample during that phase.
