Table 1.
Experimental design of Experiment 1 Beckers et al. (2006).
| Conditions | Groups | Pretraining | Phase 1 | Phase 2 | Test |
|---|---|---|---|---|---|
| EXPERIMENT 1 | |||||
| Subadditive | Experimental | 4C+, 4D+, 4CD+ | 12A+ | 4AX+ | X |
| Control | 4C+, 4D+, 4CD+ | 12B+ | 4AX+ | X | |
| Irrelevant element | Experimental | 4C+, 4D+, 4E+ | 12A+ | 4AX+ | X |
| Control | 4C+, 4D+, 4E+ | 12B+ | 4AX+ | X | |
| Irrelevant compound | Experimental | 4C+, 4C+, 4DE+ | 12A+ | 4AX+ | X |
| Control | 4C+, 4C+, 4DE+ | 12B+ | 4AX+ | X |
+ Indicates reinforcement. A, B, C, D, E, X are audiovisuals cues, numbers indicate the total number of trials of a given type per phase.