NAEP Analysis and Scaling - Proportion of scale score variance accounted for by the Conditioning Models, Grade 8 Reading State Operational Assessment: By Jurisdiction, 2011

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NAEP Analysis and Scaling → Estimation of Population and Student Group Distributions → Examining the Population-Structure Models Used in NAEP → Proportion of Scale Score Variance Accounted for by the Population-Structure Models → Proportion of Scale Score Variance Accounted for by the Conditioning Models, Grade 8 Reading State Operational Assessment: By Jurisdiction, 2011

NAEP Technical DocumentationProportion of scale score variance accounted for by the population-structure model, grade 8 reading state assessment, by scale and jurisdiction: 2011
Jurisdiction	Number of principal components	Proportion¹of scale score variance accounted for by the population-structure model
Jurisdiction	Number of principal components	Literary	Information
¹ (Total Variance – Residual Variance)/Total Variance, where Total Variance consists of both sampling and measurement error variance. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2011 Reading State Assessment.
Alabama	239	0.64	0.63
Alaska	164	0.59	0.57
Arizona	318	0.65	0.69
Arkansas	277	0.70	0.65
California	344	0.68	0.68
Colorado	277	0.72	0.67
Connecticut	259	0.64	0.68
Delaware	206	0.61	0.59
Florida	331	0.60	0.61
Georgia	265	0.66	0.63
Hawaii	238	0.61	0.66
Idaho	263	0.64	0.60
Illinois	304	0.66	0.66
Indiana	256	0.66	0.64
Iowa	270	0.62	0.69
Kansas	276	0.64	0.61
Kentucky	268	0.52	0.55
Louisiana	267	0.67	0.63
Maine	269	0.61	0.60
Maryland	268	0.63	0.65
Massachusetts	282	0.64	0.70
Michigan	264	0.66	0.61
Minnesota	288	0.62	0.64
Mississippi	239	0.61	0.60
Missouri	263	0.72	0.69
Montana	302	0.65	0.65
Nebraska	260	0.62	0.62
Nevada	294	0.69	0.71
New Hampshire	246	0.62	0.59
New Jersey	253	0.64	0.65
New Mexico	329	0.67	0.65
New York	310	0.66	0.67
North Carolina	334	0.66	0.67
North Dakota	252	0.67	0.67
Ohio	273	0.66	0.63
Oklahoma	337	0.68	0.66
Oregon	309	0.72	0.70
Pennsylvania	287	0.63	0.69
Rhode Island	234	0.69	0.67
South Carolina	268	0.60	0.60
South Dakota	303	0.65	0.65
Tennessee	257	0.61	0.58
Texas	311	0.63	0.63
Utah	285	0.67	0.66
Vermont	231	0.62	0.63
Virginia	277	0.68	0.68
Washington	313	0.68	0.66
West Virginia	247	0.60	0.62
Wisconsin	289	0.63	0.65
Wyoming	227	0.64	0.63
Other jurisdictions
District of Columbia	179	0.61	0.66
DoDEA	194	0.63	0.57

Last updated 05 January 2016 (GF)

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