Raw Data from All 3 Groups

rt = reaction time for recognition judgment;

Session: 1 = day 1; 2 = day 2;

Status: dist = distractor (i.e., "New" item); targ = target (i.e., "old" item);

Reward: No = distractor item; (i.e., never paired with a reward value); Hi = high reward item; Lo = Low reward item;

Acc = recognition accuracy (1 =correct; 0 = incorrect);

sub = subject number;

gains = total amount earned

Payment: credit = credit group experiment 1; cash = cash group experiment 1; extra credit = credit group experiment 2;