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Responses of TANs to the omission of reward
| Probability level | Decrease |
Increase |
||
|---|---|---|---|---|
| Monkey P | Monkey G | Monkey P | Monkey G | |
| 0.75 | 4 (19%) | 13 (42%) | 9 (43%) | 7 (23%) |
| 0.5 | 8 (28%) | 14 (42%) | 11 (38%) | 13 (39%) |
| 0.25 | 1 (10%) | 8 (30%) | 3 (30%) | 9 (33%) |
Values correspond to number and percentage of responding neurons. The number of decreases or increases in activity after reward omission varied insignificantly among the three p < 1.0 conditions (p > 0.05, χ2 test).
