Retraction note to Education and Information Technologies (2020) 25:4637–4657
The Editor-in-Chief has retracted this article (Korchi et al. 2020) because it significantly overlaps with a previously published paper by Salperwyck & Lemaire (Salperwyck et al. 2011).
Adil Korchi disagrees with the retraction but has not explicitly stated whether he agrees to this retraction notice. The other authors did not respond to correspondence regarding this retraction.
References
Korchi, A., Dardor, M., & Mabrouk, E. H. (2020). Impact of the learning set’s size. Education and Information Technologies, 25, 4637–4657. https://doi.org/10.1007/s10639-020-10165-9.
Salperwyck, C., Salperwyck, V.L.C., Lemaire, V. (2011). Impact de la taille de l’ensemble d’apprentissage: une étude empirique. Confrence Internationale Francophone sur l’Extraction et la Gestion de Connaissance.
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The online version of the original article can be found at https://doi.org/10.1007/s10639-020-10165-9
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Korchi, A., Dardor, M. & Mabrouk, E.H. Retraction Note: Impact of the learning set’s size. Educ Inf Technol 26, 1337 (2021). https://doi.org/10.1007/s10639-020-10422-x
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DOI: https://doi.org/10.1007/s10639-020-10422-x