Table 6.
Pairwise proportion of variance accounted for (R2) between lexical properties and MPT-Naming item difficulty parameters or SP item connection weight parameters. The strongest predictor for each parameter is shaded gray.
| LexFreq | PhonLeng | PhonDens | AoA | ||||
|---|---|---|---|---|---|---|---|
| MPT-Naming Item Difficulties | Attempt | 0.22 | 0.27 | 0.29 | 0.10 | ||
| LexSem | 0.05 | 0.02* | 0.04 | 0.04 | |||
| LexPhon | 0.29 | 0.09 | 0.04 | 0.04 | |||
| LexSel | 0.19 | 0.28 | 0.20 | 0.06 | |||
| Phon | 0.43 | 0.64 | 0.66 | 0.14 | |||
| Word-T | 0.16 | 0.42 | 0.47 | 0.02* | |||
| SP Item Weights | S-weight | 0.02* | 0.03 | 0.03 | 0.00* | ||
| P-weight | 0.29 | 0.64 | 0.66 | 0.09 | |||
Non-significant correlations (uncorrected p > .05) are marked with an asterisk (*).
LexFreq = the log transformed frequency of the target in American television and movie transcripts; PhonLeng = the number of target phonemes; PhonDens = the log transformed number of words differing from the target by a single phoneme; AoA = age of target word acquisition.