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Direct linkYanagisawa, Akifumi; Webb, Stuart – Language Learning, 2021
The involvement load hypothesis (ILH) was designed to predict the effectiveness of instructional tasks for incidental L2 vocabulary learning. In this meta-analysis we examined 398 effect sizes from 42 empirical studies (N = 4,628) to explore (a) the overall predictive ability of the ILH, (b) the relative effects of different components of the ILH…
Descriptors: Linguistic Theory, Vocabulary Development, Second Language Learning, Second Language Instruction
Uchihara, Takumi; Webb, Stuart; Yanagisawa, Akifumi – Language Learning, 2019
This meta-analysis aimed to clarify the complex relationship between repetition and second language (L2) incidental vocabulary learning by meta-analyzing primary studies reporting correlation coefficients between the number of encounters and vocabulary learning. We synthesized and quantitatively analyzed 45 effect sizes from 26 studies (N = 1,918)…
Descriptors: Meta Analysis, Incidental Learning, Vocabulary Development, Second Language Learning
