Trends in International Mathematics and Science Study (TIMSS) 2003: Learner b...
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https://b2find.eudat.eu/dataset/e22985ea-aa4c-5e1b-8029-4d4825eb089e
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资源简介：
This data set (Learner background questionnaire - Bsg) contains the responses of students when asked questions referring to their background, i.e. home environment, parental...
