Number of Items in the 2015 Mathematics Assessment

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NAEP Technical DocumentationNumber of Items in the 2015 Mathematics Assessment
Number of items in subscales as defined before scaling, mathematics combined national and state assessment, by subscale and grade: 2015
Grade	Total	Number properties and operations	Measurement	Geometry	Data analysis, statistics, and probability	Algebra
4	150	61	27	22	19	21
8	150	31	26	25	23	45
12	191	22	59		48	62
NOTE: Since 2005, measurement and geometry scales are combined at grade 12. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2015 Mathematics Assessment.

Number of items in subscales as defined after scaling, mathematics combined national and state assessment, by subscale and grade: 2015
Grade	Total	Number properties and operations	Measurement	Geometry	Data analysis, statistics, and probability	Algebra
4	150	61	27	22	19	21
8	150	31	26	25	23	45
12	191	22	59		48	62
NOTE: Since 2005, measurement and geometry scales are combined at grade 12. SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2015 Mathematics Assessment.

Last updated 01 November 2021 (ML)

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