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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 Vocabulary Combined National and State Assessments, by Grade: 2009

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

Number of items in scales as defined before scaling, reading vocabulary combined national and state main assessment: by grade: 2009
Grade Total OneScale1
1 Single overall scale.
NOTE: The item counts include Meaning Vocabulary items from both the half-blocks as well as the Meaning Vocabulary items embedded within the 25-minute Reading comprehension blocks.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2009 Reading Vocabulary Assessment.
4 40 40
8 55 55
12 47 47

Number of items in each scale as defined after scaling, reading vocabulary combined national and state main assessment, by grade: 2009
Grade Total OneScale1
1 Single overall scale.
NOTE: The item counts include Meaning Vocabulary items from both the half-blocks as well as the Meaning Vocabulary items embedded within the 25-minute Reading comprehension blocks.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2009 Reading Vocabulary Assessment.
4 40 40
8 55 55
12 47 47
Last updated 03 June 2016 (GF)