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Wiliam, Dylan – Review of Research in Education, 2010
The idea that validity should be considered a property of inferences, rather than of assessments, has developed slowly over the past century. In early writings about the validity of educational assessments, validity was defined as a property of an assessment. The most common definition was that an assessment was valid to the extent that it…
Descriptors: Educational Assessment, Validity, Inferences, Construct Validity
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Cameto, Renee; Knokey, Anne-Marie; Nagle, Katherine; Sanford, Christopher; Blackorby, Jose; Sinclair, Beth; Riley, Derek – National Center for Special Education Research, 2009
The National Study on Alternate Assessments (NSAA) was mandated by the Individuals With Disabilities Education Improvement Act of 2004 (IDEA). Specifically, the law called for a "Study on Ensuring Accountability for Students Who Are Held to Alternative Achievement Standards" to examine: (1) the criteria that states use to determine…
Descriptors: Student Participation, Disabilities, Academic Standards, Profiles
Chambers, Jay G.; Kidron, Yael; Spain, Angeline K. – American Institutes for Research, 2004
Under the federal Individuals with Disabilities Education Act (IDEA), school districts are required to meet the educational needs of all students with disabilities. However, school districts struggle to provide adequate services to students with disabilities who have extraordinary needs and require unusually high expenditures to meet those…
Descriptors: Expenditure per Student, Ethnicity, Educational Needs, Construct Validity