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NAEP Analysis and Scaling → Estimation of NAEP Score Scales → NAEP Scales → Correlations Among NAEP Subject Area Subscales → Conditional Correlations and Variances of the Subscales, by Grade, Mathematics Combined National and State Main Assessment: 2003

NAEP Technical DocumentationConditional correlations and variances of the subscales, by grade, mathematics combined national and state main assessment: 2003

Grade	Scale	Number sense, properties, and operations	Measurement	Geometry and spatial sense	Data analysis, statistics, and probability	Algebra and functions
4	Number sense, properties, and operations	§	§	§	§	§
	Measurement	0.94	§	§	§	§
	Geometry and spatial sense	0.89	0.93	§	§	§
	Data analysis, statistics, and probability	0.94	0.91	0.90	§	§
	Algebra and functions	0.94	0.91	0.90	0.93	§
	Residual variance	0.43	0.42	0.47	0.42	0.43
8	Number sense, properties, and operations	§	§	§	§	§
	Measurement	0.92	§	§	§	§
	Geometry and spatial sense	0.83	0.92	§	§	§
	Data analysis, statistics, and probability	0.94	0.93	0.86	§	§
	Algebra and functions	0.93	0.92	0.88	0.93	§
	Residual variance	0.39	0.37	0.44	0.39	0.36
§ 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), 2003 Mathematics Assessment.

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