Average One Year Change in Lexical Measures of Written Narratives for School Age Students

This study aimed to describe 1-year changes in students’ vocabulary in written narratives. Secondary aims included examination of accuracy and the relationship between lexical diversity and achievement. Participants included 749 students in first through eighth grades. Within-subjects 1-year change in diversity, productivity, and accuracy was examined across time points by grades. Findings indicated there was significant change in lexical...