Table 4.
Hierarchical regression analysis on the ability of maternal elaborative information-seeking responses to children’s provision of information about agents at 20 months to predict children’s observed productive vocabulary size at 27 months (N = 14).
| Model 1 |
Model 2 |
|||||
|---|---|---|---|---|---|---|
| B | SE B | β | B | SE B | β | |
| Children’s productive vocabulary size at 20 months | 1.23 | 0.35 | 0.71** | 0.97 | 0.34 | 0.56* |
| Maternal elaborative information-seeking at 20 months | 71.00 | 34.35 | 0.40† | |||
| R2 | 0.51 | 0.65 | ||||
| F for change in R2 | 12.34** | 4.27† | ||||
*
p < 0.05, **p < 0.01, †p <0.10.