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.
Task schematic. Subjects had to guess whether the number hidden under the white box was greater or less than the number shown. Numbers ranged from 0 to 10. Subjects won or lost the money amount shown if they guessed correctly or incorrectly. Reward value for each trial ranged from $0.25 to $1.25.
