Supplementary materials contain raw data sets (with potentially identifying information about participants, such as their MTurk IDs, removed) for the three experiments reported in the manuscript and a
n this file, 'choice' is a binary vector of the animals' choices (0 for a leftward and 1 for a rightward choice), 'rewards' is a two-column vector of the reward magnitudes (the left (right) column rep
Regret can be defined as the subjective experience of recognizing that one has made a mistake and that a better alternative could have been selected. The experience of regret is thought to carry negat