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Table 1. 

Behavioral Data

(a) High Options Tasks
Target
Correct (Hit)
Error (Miss)
Target
High Reward
Rejection
Size 8 0.10 (0.15) 0.18 (0.08) Size 8 0.64 (0.19) 0.03 (0.02) 
Size 32 0.03 (0.04) 0.28 (0.20) Size 32 0.14 (0.12) 0.48 (0.25) 
 
Nontarget Correct (CR) Error (FA) Nontarget  Rejection 
Size 8 0.78 (0.13) 0.03 (0.06) Size 8  0.04 (0.05) 
Size 32 0.36 (0.23) 0.02 (0.02) Size 32  0.50 (0.26) 
 
Total (Including Rejections) Correct Error  High Reward Rejection 
 0.39 (0.07) 0.11 (0.04)  0.27 (0.08) 0.13 (0.06) 
 
Total (Excluding Rejections) Correct + High Reward Error + Punish    
 0.75 (0.07) 0.16 (0.05)    
 
(b) Low Options Tasks 
Target Correct (Hit) Error (Miss)    
Size 8 0.80 (0.07) 0.17 (0.06)    
Size 32 0.26 (0.14) 0.64 (0.15)    
 
Nontarget Correct (CR) Error (FA)    
Size 8 0.85 (0.11) 0.09 (0.07)    
Size 32 0.78 (0.17) 0.14 (0.17)    
 
Total Correct Error    
 0.76 (0.06) 0.18 (0.04)    
(a) High Options Tasks
Target
Correct (Hit)
Error (Miss)
Target
High Reward
Rejection
Size 8 0.10 (0.15) 0.18 (0.08) Size 8 0.64 (0.19) 0.03 (0.02) 
Size 32 0.03 (0.04) 0.28 (0.20) Size 32 0.14 (0.12) 0.48 (0.25) 
 
Nontarget Correct (CR) Error (FA) Nontarget  Rejection 
Size 8 0.78 (0.13) 0.03 (0.06) Size 8  0.04 (0.05) 
Size 32 0.36 (0.23) 0.02 (0.02) Size 32  0.50 (0.26) 
 
Total (Including Rejections) Correct Error  High Reward Rejection 
 0.39 (0.07) 0.11 (0.04)  0.27 (0.08) 0.13 (0.06) 
 
Total (Excluding Rejections) Correct + High Reward Error + Punish    
 0.75 (0.07) 0.16 (0.05)    
 
(b) Low Options Tasks 
Target Correct (Hit) Error (Miss)    
Size 8 0.80 (0.07) 0.17 (0.06)    
Size 32 0.26 (0.14) 0.64 (0.15)    
 
Nontarget Correct (CR) Error (FA)    
Size 8 0.85 (0.11) 0.09 (0.07)    
Size 32 0.78 (0.17) 0.14 (0.17)    
 
Total Correct Error    
 0.76 (0.06) 0.18 (0.04)    

Proportions of correct responses separated by hits and correct rejections (CR); errors separated by misses and false alarms (FA); high rewards and rejections. Standard deviations are in parentheses. Totals calculated excluding rejections are used for comparison with the control task.

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