Tristan Mahr|Jan Edwards
Using language input and lexical processing to predict vocabulary size
University of Wisconsin–Madison|University of Maryland, College Park
abstract children learn words listening caregivers quantity quality early language input predict later language development recent research suggests word recognition efficiency may influence relationship input vocabulary growth asked whether language input lexical processing 2839 months predicted vocabulary size one year later 109 preschoolers input measured using adult word counts lena recordings used visual world paradigm measured lexical processing rate change proportion looks target regression analysis showed lexical processing constrain effect input vocabulary size also found input processing reliable predictors receptive expressive vocabulary growth