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NAEP Analysis and Scaling → Estimation of NAEP Scale Scores → NAEP Scales → Correlations Among NAEP Subject Area Subscales → Conditional Correlations and Variances of the Subscales, Mathematics Combined National and State Main Assessment, by Grade: 2007

NAEP Technical DocumentationConditional correlations and variances of the subscales, mathematics combined national and state main assessment, by grade: 2007

Grade	Subscale	Number properties and operations	Measurement	Geometry	Data analysis and probability	Algebra
§ These cells do not display data because this is a correlation matrix. Information is shown for the lower triangle only to eliminate redundant information. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2007 Mathematics Assessment.
4	Number sense, properties, and operations	§	§	§	§	§
	Measurement	0.94	§	§	§	§
	Geometry and spatial sense	0.84	0.84	§	§	§
	Data analysis, statistics, and probability	0.91	0.89	0.82	§	§
	Algebra and functions	0.92	0.89	0.82	0.89	§
	Residual variance	0.45	0.46	0.51	0.47	0.46
8	Number sense, properties, and operations	§	§	§	§	§
	Measurement	0.91	§	§	§	§
	Geometry and spatial sense	0.86	0.91	§	§	§
	Data analysis, statistics, and probability	0.90	0.88	0.85	§	§
	Algebra and functions	0.92	0.89	0.86	0.91	§
	Residual variance	0.39	0.45	0.46	0.40	0.40

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