NAEP Technical DocumentationSchool Sample Sizes: PSS-Based and New-School Sampling Frames for the 2017 Private School Writing Assessment

The following table presents the number of schools selected from the private school sampling frame (constructed from the Private School Universe Survey [PSS] file) and the new-school sampling frame, for grades 4 and 8, by school type.                                    

Number of schools in the total, PSS-based, and new-school samples, national private writing assessment, by grade and school type: 2017
Grade and private school type Total school samplePSS-based school sampleNew-school sample

# Rounds to zero.
† Not applicable.
NOTE: Numbers of schools are rounded to nearest ten. Detail may not sum to totals due to rounding.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2017 National Writing Assessment.

Grade 4
All private420410#
Catholic130130#
Non-Catholic 290290†
Unknown afffiliation##†
Grade 8
All private60060010
Catholic18017010
Non-Catholic 430430†
Unknown afffiliation##†
Last updated 16 May 2022 (PG)