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Aksakal, Mustafa; Bilecen, Basak; Schmidt, Kerstin – Globalisation, Societies and Education, 2019
Although over the past decades the numbers of studies investigating international student mobility and migration (ISM) increased, methodological challenges in empirical research on the topic have remained mainly unaddressed. This is particularly the case for sampling, which is a crucial but often less considered part of qualitative research…
Descriptors: Student Mobility, Study Abroad, Foreign Countries, Foreign Students
Boyd, Vivian S.; And Others – 1981
The literature and typical approaches to reducing attrition among college students are critiqued, and a strategy for the identification of different interventions likely to have positive effects on retention rates of different student subgroups is proposed. It is claimed that a small sample approach to empirical testing of the combinations of…
Descriptors: College Students, Dropout Prevention, Higher Education, Intervention
St. Pierre, Robert G.; Proper, Elizabeth C. – 1976
A general interest in attrition, or loss of units from a study, stems in part from the observation that the infrequency of attention to attrition exacerbates problems of data interpretation. As a substudy of the national evaluation of Project Follow Through, the potential biasing effects of attrition of subjects from the sites were investigated.…
Descriptors: Analysis of Covariance, Attrition (Research Studies), Compensatory Education, Data Collection
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Irvine, David J.; And Others – 1978
The New York State Experimental Prekindergarten Program (PreK) evaluation studied successive waves of children while they were in PreK, and as they progressed through the third grade. For each wave, two control groups were obtained: (1) A waiting-list control group, children in districts offering PreK programs who were identified as eligible for…
Descriptors: Attrition (Research Studies), Cognitive Development, Comparative Analysis, Control Groups