School Effectiveness Research - IPDK 2015
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• we find that the school a student a@ends can
explain a substanEal share of the overall variaEon
in test scores: that single factor explains 34
percent of the variaEon in math scores and 24
percent of the variaEon for reading.
• In contrast, aher accounEng for prior
achievement and demographics, the school
a@ended explains just 2.3 percent of our
summary measure of fluid cogniEve ability.
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