Table 5.
Unique variance predicted by word frequency, contextual diversity, and semantic distinctiveness for data from Balota et al. (1999) for young and old subjects.
| Data set | Corpus | Effect (ΔR2 in %) | ||
|---|---|---|---|---|
| WF | CD | SD | ||
| Young | TASA | 0.0 | 1.21∗∗∗ | 7.74∗∗∗ |
| Wikipedia | 0.11 | 0.395∗ | 7.51∗∗∗ | |
| Fiction | 0.663∗∗ | 0.0 | 8.18∗∗∗ | |
| Non-fiction | 0.183 | 0.335∗ | 8.73∗∗∗ | |
| Mixed | 0.279 | 0.351∗ | 7.62∗∗∗ | |
| Old | TASA | 0.0 | 3.01∗∗∗ | 12.04∗∗∗ |
| Wikipedia | 0.0 | 1.68∗∗ | 10.11∗∗∗ | |
| Fiction | 0.253 | 0.249 | 11.88∗∗∗ | |
| Non-fiction | 0.304 | 0.408∗ | 11.84∗∗∗ | |
| Mixed | 0.408 | 117∗∗ | 12.02∗∗∗ | |
N = 2,900, ∗p < 0.05, ∗∗p < 0.01, ∗∗∗p < 0.001.