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Assessing L2 lexical versus inflectional accuracy across skill levels.

Donna E West1

  • 1Department of Modern Languages, State University of New York, P.O. Box 2000, Cortland, NY, 13045, USA, westsimon@odyssey.net.

Journal of Psycholinguistic Research
|September 14, 2013
PubMed
Summary

This study on second language (L2) Spanish acquisition found that more morphemes in elicited imitation strings led to more modifications. Advanced learners made inflectional substitutions, while beginners deleted words.

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Area of Science:

  • Linguistics
  • Psycholinguistics
  • Second Language Acquisition

Background:

  • Working memory limitations in second language (L2) processing can affect language production.
  • Understanding how L2 experience influences the processing of grammatical morphemes is crucial for L2 theory.

Purpose of the Study:

  • To investigate the relationship between the number and type of morphemes in elicited imitation strings and the frequency of modifications made by L2 learners.
  • To examine how L2 proficiency levels impact the nature of these modifications.

Main Methods:

  • 38 university students learning Spanish as a second language (L2) were divided into three proficiency groups.
  • Participants completed elicited imitation tasks with varying numbers of morphemes and syllable counts.
  • Responses were analyzed for modifications, categorized as lexical or inflectional deletions or substitutions.
  • Two-way ANOVAs were used to determine significant differences between groups.

Main Results:

  • An increase in the number of morphemes in imitation strings significantly correlated with a higher proportion of modifications.
  • The beginning L2 proficiency group exhibited a greater tendency for lexical deletions.
  • More advanced L2 learners predominantly made inflectional substitutions.

Conclusions:

  • The number of grammatical morphemes processed in L2 elicited imitation is a significant factor influencing production accuracy.
  • L2 proficiency level modulates the type of errors produced, with advanced learners showing more complex, inflectional modifications.