Table 1.
Cue-outcome contingencies
Cue
Outcome
Probability
Neutral
£0
1
Univalent reward
£0
0.5
£1
0.5
Univalent loss
£0
0.5
£1
0.5
Bivalent cue (£1)
£1
0.5
£1
0.5
Bivalent cue (50 pence)
£0.50
0.5
£0.50
0.5