Second language acquisition researchers often face particular challenges when attempting to generalize study findings to the wider learner population. For example, language learners constitute a heterogeneous group, and it is not always clear how a study's findings may generalize to other individuals who may differ in terms of language background…

Report of an investigation which examined the relationship between measured English-language proficiency, years of English-language study and the use of English as a medium of instruction for samples of Arabic-speaking Egyptian and Lebanese university students. (Author)