Table 4. Number of sessions in each condition, programmed delay to reinforcement, and the mean (SD) rate of key pecking per min during delays to reinforcement for the vary and repeat components for each pigeon in Experiment 3. Other details as in Table 1.
| Subject | Sessions | Delay (s) | Pecks/min during delay |
|
| Vary | Repeat | |||
| P92 | 63 | 0 | – | – |
| 31 | 10 | 0.15 (0.12) | 0.00 (0.00) | |
| 40 | 0 | – | – | |
| 24 | 10 | 1.30 (0.78) | 1.82 (1.63) | |
| 29 | 0 | – | – | |
| P98 | 42 | 0 | – | – |
| 25 | 10 | 3.55 (0.78) | 2.26 (0.73) | |
| 63 | 0 | – | – | |
| 34 | 10 | 3.96 (2.63) | 3.92 (2.20) | |
| 40 | 0 | – | – | |
| P99 | 36 | 0 | – | – |
| 49 | 10 | 34.35 (5.04) | 60.26 (9.72) | |
| 33 | 0 | – | – | |
| 36 | 10 | 63.59 (10.34) | 37.42 (10.75) | |
| 33 | 0 | – | – | |
| P154 | 34 | 0 | – | – |
| 39 | 10 | 44.84 (11.54) | 1.10 (0.79) | |
| 45 | 0 | – | – | |
| 60 | 10 | 3.65 (1.56) | 0.15 (0.16) | |
| 58 | 0 | – | – | |