NAEP Technical DocumentationConditional Correlations and Residual Variances of the Subscales, Mathematics Combined National and State Assessment, by Subscale and Grade: 2017

Conditional correlations and residual variances of the subscales, mathematics combined national and state assessment, by subscale and grade: 2017

Grade	Subscale	Number properties and operations	Measurement	Geometry	Data analysis, statistics, and probability	Algebra
4	Number properties and operations	1.00	§	§	§	§
	Measurement	.93	1.00	§	§	§
	Geometry	.85	.90	1.00	§	§
	Data analysis, statistics, and probability	.91	.89	.86	1.00	§
	Algebra	.93	.89	.85	.89	1.00
	Residual variance	.37	.38	.41	.39	.41
8	Number properties and operations	1.00	§	§	§	§
	Measurement	.94	1.00	§	§	§
	Geometry	.91	.93	1.00	§	§
	Data analysis, statistics, and probability	.94	.92	.88	1.00	§
	Algebra	.94	.93	.90	.93	1.00
	Residual variance	.35	.37	.38	.36	.34
§ These cells do not display data because this is a correlation matrix. Information is shown for the lower triangle only to eliminate redundant information. NOTE: In 2017, grade 12 was not assessed. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2017 Mathematics Assessment.

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