This is a replication of the Daw et al. (2006) study (four-armed bandit), varying the number of choices (4-armed, 9-armed, and 16-armed).
IV: Number of bandits (4,9,16)
DV: Choice, P300
Bandits Markers
Start of trial
- 1: 4 bandits
- 2: 9 bandits
- 3: 16 bandits
Response 255
Feedback
- 11-20: 4 bandits, point values 1-10, 11-20, 21-40, 31-40, ...
- 21-30: 9 bandits
- 31-40: 16 bandits
Cognitive Assessment Markers
- 110: loss
- 111: win
- 202: target
- 203: non-target