Trends in International Mathematics and Science Study (TIMSS) 2003: Mathemati...
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https://b2find.eudat.eu/dataset/e5d6a9c1-0621-5085-be57-6dd6b1014c09
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资源简介：
This data set (Teacher mathematics background questionnaire - BTM) contains the responses of teachers when asked questions referring to their background, experience, subject...
