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Introduction
What Was Assessed?
Who Was Assessed?
How To Interpret NAEP Results
Scale Score and Achievement-level Results for the Trial Urban
District Assessment
Snapshot Report in Writing
In 2002, NAEP conducted the first Trial Urban District Assessment in reading and writing. Federal appropriations authorized for the No Child Left Behind Act supported a multi-year study of the feasibility of a Trial Urban District Assessment (TUDA) of Educational Progress. In 2001, after discussion among the National Assessment Governing Board (NAGB), the National Center for Education Statistics, and the Council of the Great City Schools, NAGB passed a resolution approving the selection of five large urban districts for participation in a TUDA, a special project within NAEP. The District of Columbia is part of main NAEP and was included in the TUDA for purposes of comparison.
The trial design calls for a sufficient sample size to make reliable district-level comparisons. Because individual states have assessments based on a variety of scores, scales, and test designs, districts have not been able to validly compare themselves to a district in another state. For the first time, the TUDA makes such comparisons possible.
As in the national and state assessments, students participating in the NAEP 2002 TUDA in writing were asked to write for three main purposes: narrative, informative, and persuasive.
The NAEP 2002 TUDA in writing used the same writing framework as the national and state assessments. In fact, the assessment instrument, procedures, and time-frame were identical with those in the NAEP 2002 assessment.
The TUDA was conducted in five urban public-school districts: Atlanta City, Chicago School District 299, Houston Independent School District, Los Angeles Unified, and New York City Public Schools. New York City took part in the assessment but met the required participation guidelines only at grade 4.
Sampling for the TUDA was modeled on the procedure for sampling states. The number of participating schools ranged from 38 to 76 per district at the fourth grade and from 15 to 69 per district at the eighth grade. The number of participating students per district ranged from 924 to 2,037 at the fourth grade and from 1,109 to 1,778 at the eighth grade.
Any noted differences in performance between groups of students are based on statistical tests. The tests consider both the size of differences between averages or percentages and the standard error of those statistics. Every test score estimate has a standard error—a range of a few points plus or minus the score—due to sampling error and measurement error. Statistical tests are used to determine whether the differences between average scores are significant. Only statistically significant differences are cited.
The reader is cautioned to rely on the reported differences in the text and tables, which are statistically significant, rather than on the apparent magnitude of any difference. The standard errors are available in the NAEP Data Tool, where there are procedures to test for statistically significant differences.
For more information on scale scores, achievement levels, and statistical significance of differences, go to interpreting NAEP results.
In order to provide a context for the data collected in the TUDA, results are presented for students attending public schools in the nation as a whole, as well as for public schools located in central cities across the nation. Following standard census definitions, a central city is a city of 50,000 people or more that is the largest in its metropolitan area, or can otherwise be regarded as "central," taking into account such characteristics as commuting patterns.
Download a copy of the Trial Urban District Assessment Report Card with more extensive results, including subgroup performance at the district level.
Download a copy of a one-page district Snapshot report in writing.
Explore the district data in more detail in the NAEP Data Tool. There you will find data on demographic subgroup performance as well as contextual background data at the district level. If you've never used the Data Tool before, look at the tutorial before you begin.
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| Scale score distribution | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Average | ||||||||||||||||||||
| scale score | 25th percentile | 50th percentile | 75th percentile | |||||||||||||||||
| Grade 4 | ||||||||||||||||||||
| Nation (Public) | 153 | 128 | 153 | 178 | ||||||||||||||||
| Central city (Public) 1 | 147 ** | 122 ** | 146 ** | 171 ** | ||||||||||||||||
| Atlanta | 140 *,** | 117 *,** | 139 *,** | 161 *,** | ||||||||||||||||
| Chicago | 138 *,** | 116 *,** | 137 *,** | 160 *,** | ||||||||||||||||
| District of Columbia | 135 *,** | 113 *,** | 134 *,** | 157 *,** | ||||||||||||||||
| Houston | 148 | 123 | 147 | 174 | ||||||||||||||||
| Los Angeles | 141 *,** | 117 ** | 141 *,** | 165 *,** | ||||||||||||||||
| New York City ‡ | 153 * | 128 | 154 * | 178 | ||||||||||||||||
| Grade 8 | ||||||||||||||||||||
| Nation (Public) | 152 | 127 | 153 | 178 | ||||||||||||||||
| Central city (Public) 2 | 143 ** | 117 ** | 144 ** | 170 ** | ||||||||||||||||
| Atlanta | 130 *,** | 107 *,** | 129 *,** | 151 *,** | ||||||||||||||||
| Chicago | 136 *,** | 111 ** | 136 *,** | 160 *,** | ||||||||||||||||
| District of Columbia | 128 *,** | 105 *,** | 128 *,** | 152 *,** | ||||||||||||||||
| Houston | 138 ** | 113 ** | 139 ** | 165 ** | ||||||||||||||||
| Los Angeles | 128 *,** | 104 *,** | 128 *,** | 152 *,** | ||||||||||||||||
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‡
Although deemed sufficient for reporting, the target response rate specified in
the NAEP guidelines was not met.
* Significantly different from central city public schools.
** Significantly different from nation (public schools).
1 For comparison, at fourth grade 66 percent of students in central
city public schools and 40 percent in public schools nationally were non-White.
Also, 61 percent of students in central city public schools and 43 percent in
public schools nationally were eligible for free/reduced-price lunch.
2 For comparison, at eighth grade 61 percent of students in central
city public schools and 36 percent in public schools nationally were non-White.
Also, 48 percent of students in central city public schools and 34 percent in
public schools nationally were eligible for free/reduced-price lunch.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National
Center for Education Statistics, National Assessment of Educational Progress (NAEP),
2002 Trial Urban District Writing Assessment and 2002 Writing Assessement.
| View
complete central city data with standard errors at
grade 4 and
grade 8. View complete data with standard errors for the assessed urban districts at grade 4 and grade 8. |
Data for New York City at grade 8 do not appear because the district did not meet the required 70 percent school participation rate.