NAEP Analysis and Scaling → Estimation of NAEP Score Scales → Treatment of Items to Avoid Violations of Assumptions → Treatment of Items in NAEP Assessments → Treatment of Items in the Scaling of the Visual Arts Section of the 2008 Arts Assessment

NAEP Technical DocumentationTreatment of Items in the Scaling of the Visual Arts Section of the 2008 Arts Assessment

Items deleted from the final scaling, visual arts section of the arts assessment, by block and grade: 2008

Grade	Block	NAEP ID	Reason for decision
Note: A single overall scale was used. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2008 Arts Assessment.
8	V3	VC00001	Poor fit
	V4	VD00003	Poor fit

Cluster items created for final scaling, visual arts section of the arts assessment, by block and grade: 2008

Grade	Block	NAEP ID	Reason for decision	NAEP IDs of items contributing to cluster
Note: A single overall scale was used. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2008 Arts Assessment.
8	V3	VCCL004	Formed in 1997 prior to scaling	VC000A4, VC000B4

Recoding of polytomous items for scaling, visual arts section of the arts assessment, by block and grade: 2008

Grade	Block	NAEP ID	Reason for decision	Disposition
Note: A single overall scale was used. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2008 Arts Assessment.
8	V4	VD00008	Poor fit	Collapse 0,1,2,3 becomes 0,1,1,2
	V6	VF00001	Poor fit	Collapse 0,1,2 becomes 0,0,1
	V6	VF000A6	Poor fit	Collapse 0,1,2,3 becomes 0,0,1,2
	V6	VF000A7	Poor fit	Collapse 0,1,2 becomes 0,0,1

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