Replication data for: What makes a word easy to acquire? The effects of word class, frequency, imageability and phonological neighbourhood density on lexical development
<|begin_of_text|><|start_header_id|>system<|end_header_id|> You are a research archivist expert in dataset metadata. Answer the question truthfully.  <|eot_id|><|start_header_id|>user<|end_header_id|> Here is the Description of a dataset. Description:'This paper asks how a set of psycholinguistic factors may account for children's lexical development. Age of acquisition is compared to a measure of lexical development based on vocabulary size rather than age, and robust regression models are used to assess the individual and joint effects on lexical development from word class, frequency, imageability and phonological neighbourhood density on Norwegian children’s early lexical development. The Norwegian Communicative Development Inventories (CDI) norms were used to calculate each CDI word’s age of acquisition and vocabulary size of acquisition. Lexical properties were downloaded from the lexical database Norwegian words, supplemented with data on frequency in adult and child-directed speech. Age of acquisition correlated highly with vocabulary size of acquisition, but the new measure ' . Please return only a json list of at most 3 Keywords corresponding to the Description:.<|eot_id|><|start_header_id|>assistant<|end_header_id|> {"Answer" : ["age of acquisition","CDI","child-directed speech","frequency","imageability","lexical development","Norwegian","phonological neighbourhood density","vocabulary size of acquisition"]} <|eot_id|>
 Here is the Description of a dataset. Description:'This paper asks how a set of psycholinguistic factors may account for children's lexical development. Age of acquisition is compared to a measure of lexical development based on vocabulary size rather than age, and robust regression models are used to assess the individual and joint effects on lexical development from word class, frequency, imageability and phonological neighbourhood density on Norwegian children’s early lexical development. The Norwegian Communicative Development Inventories (CDI) norms were used to calculate each CDI word’s age of acquisition and vocabulary size of acquisition. Lexical properties were downloaded from the lexical database Norwegian words, supplemented with data on frequency in adult and child-directed speech. Age of acquisition correlated highly with vocabulary size of acquisition, but the new measure ' . Please return only a json list of at most 3 Keywords corresponding to the Description:.
This paper asks how a set of psycholinguistic factors may account for children's lexical development. Age of acquisition is compared to a measure of lexical development based on vocabulary size rather than age, and robust regression models are used to assess the individual and joint effects on lexical development from word class, frequency, imageability and phonological neighbourhood density on Norwegian children’s early lexical development. The Norwegian Communicative Development Inventories (CDI) norms were used to calculate each CDI word’s age of acquisition and vocabulary size of acquisition. Lexical properties were downloaded from the lexical database Norwegian words, supplemented with data on frequency in adult and child-directed speech. Age of acquisition correlated highly with vocabulary size of acquisition, but the new measure 
age of acquisition; CDI; child-directed speech; frequency; imageability; lexical development; Norwegian; phonological neighbourhood density; vocabulary size of acquisition