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English[en]
Standardized test scores, also called value-added measurements, have been the norm in the United States since the No Child Left Behind (NCLB) Act was introduced in 2001.
Korean[ko]
미국에서는 2001년 아동낙오방지법(No Child Left Behind, NCLB)이 도입되면서 부가가치 평가법이라고도 부르는 표준화된 시험점수가 규범이 되었다.

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