Table 1.
Terminal performance of Yorkshire pigs on SIDE task.
| Subject | Category | n | %correct responses | %Chance | χ2 | p |
|---|---|---|---|---|---|---|
| Hamlet | ||||||
| Left | 10 | 20 | 25 | 1.30 | n.s. | |
| Right | 15 | 27 | 25 | 0.21 | n.s. | |
| Above | 14 | 71 | 25 | 112.80 | **** | |
| Below | 13 | 69 | 25 | 103.20 | **** | |
| 3-wall | 50 | 80 | 75 | 1.33 | n.s. | |
| 2-wall | 50 | 78 | 50 | 31.36 | **** | |
| 1-wall | 50 | 48 | 25 | 28.21 | **** | |
| Omelet | ||||||
| Left | 15 | 27 | 25 | 0.21 | n.s. | |
| Righta | – | – | 25 | – | – | |
| Above | 15 | 27 | 25 | 0.21 | n.s. | |
| Below | 16 | 69 | 25 | 103.00 | **** | |
| 3-wall | 50 | 74 | 75 | 0.053 | n.s. | |
| 2-wall | 50 | 70 | 50 | 16.00 | **** | |
| 1-wall | 50 | 42 | 25 | 15.41 | **** | |
Performance on target positions (left, right, above, and below) was analyzed and presented as a function of the last 50 one-walled trials completed.
a
Due to injury, Omelet was unable to continue training long enough to complete the minimum number of five trials in this category.
****
indicates significance at the 0.001 level.