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.
Experimental task. Participants chose from among four differently colored bandits, which yielded a positive reward between 0 and 100. Payoff varied according to a slowly drifting pseudorandom walk, fixed across subjects (inset, solid line), with added Gaussian noise, different across subjects, of constant SD (inset, shaded region).
