NAEP Analysis and Scaling → Estimation of NAEP Score Scales → NAEP Scales → Number of Items in Each Subject Area Scale → Number of Items in Scales as Defined Before and After Scaling, Reading Combined National and State Assessments, by Grade: 2009

NAEP Technical DocumentationNumber of Items in Scales as Defined Before and After Scaling, Reading Combined National and State Assessments, by Grade: 2009

Number of items in scales as defined before scaling, reading combined national and state main assessment, by grade: 2009

Grade	Total	Reading for literary experience	Reading to gain information
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2009 Reading Assessment.
4	199	101	98
8	257	109	148
12	223	67	156

Number of items in scales as defined after scaling, reading combined national and state main assessment, by grade: 2009

Grade	Total	Reading for literary experience	Reading to gain information
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2009 Reading Assessment.
4	198	100	98
8	257	109	148
12	223	67	156

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