Table 3.
Bivariate correlations for all predictor and outcome variables in regression analyses.
| Measure | 1 | 2 | 3 | 4 | 5 |
|---|---|---|---|---|---|
| 1. CCT relative vocabulary size | |||||
| 2. MCDI relative vocabulary size | .12 | ||||
| 3. Age | −.02 | −.14 | |||
| 4. Maternal education | .13 | −.11 | −.04 | ||
| 5. Overall parent estimate of relative exposure | .01 | −.01 | .08 | .11 | |
| 6. LEAT estimate of relative exposure | .24* | .26* | .09 | −.04 | .23* |
Note. CCT = Computerized Comprehension Task; MCDI = MacArthur Communicative Development Inventory; LEAT = Language Exposure Assessment Tool.
*
Indicates significant value at p < .05.