2009 State Mapping
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Table 2009b. Estimated NAEP scale equivalent scores for state grade 8 proficiency standards, by subject and state: 2009
StateReadingMathematics
NAEP scale equivalentStandard errorRelative errorNAEP scale equivalentStandard errorRelative error
Alabama234 1.4 0.2  246 2.0 0.2  
Alaska232 1.6 0.1  269 1.4 0.3  
Arizona242 1.2 0.2  266 0.7 0.1  
Arkansas242 2.0 0.2  267 1.1 0.1  
California258 1.2 0.1  –†† 
Colorado229 2.7 0.0  257 1.6 0.1  
Connecticut243 1.6 0.1  251 2.4 0.1  
Delaware237 1.0 0.2  270 0.9 0.3  
District of Columbia245 1.0 0.1  258 1.8 0.2  
Florida262 0.7 0.2  265 1.3 0.0  
Georgia199 3.9 0.3  247 1.1 0.7 !
Hawaii241 0.7 0.2  286 1.5 0.7 !
Idaho220 2.5 0.8 !262 0.8 0.1  
Illinois234 1.1 0.3  251 1.6 0.4  
Indiana255 1.2 0.2  273 1.8 0.1  
Iowa248 1.3 0.2  263 0.9 0.3  
Kansas237 1.4 0.2  265 1.5 0.2  
Kentucky252 1.3 0.3  273 1.1 0.2  
Louisiana242 2.0 0.2  262 0.9 0.1  
Maine252 1.1 0.6 !285 0.8 0.2  
Maryland237 1.3 0.0  271 2.0 0.1  
Massachusetts248 1.1 0.1  300 0.9 0.0  
Michigan262 1.3 0.1  296 1.4 0.0  
Minnesota259 0.8 0.3  288 1.2 0.1  
Mississippi254 1.3 0.3  264 1.3 0.3  
Missouri267 0.8 0.1  287 0.9 0.1  
Montana246 1.0 0.1  285 0.7 0.3  
Nebraska–†† –†† 
Nevada246 0.8 0.4  269 1.3 0.1  
New Hampshire254 0.6 0.3  279 0.7 0.1  
New Jersey244 1.3 0.1  272 1.8 0.1  
New Mexico246 0.8 0.2  277 1.1 0.3  
New York247 1.4 0.1  249 1.7 0.2  
North Carolina245 1.1 0.1  252 1.7 0.3  
North Dakota253 1.0 0.4  279 0.7 0.6 !
Ohio252 1.3 0.1  266 1.1 0.1  
Oklahoma247 1.4 0.3  267 1.9 0.4  
Oregon250 1.2 0.3  265 1.3 0.2  
Pennsylvania244 1.2 0.2  271 1.6 0.3  
Rhode Island254 0.6 0.3  279 0.7 0.1  
South Carolina245 1.8 0.2  270 1.1 0.2  
South Dakota254 0.7 0.2  272 0.9 0.1  
Tennessee211 2.3 0.4  229 2.2 0.4  
Texas212 2.4 0.3  262 1.1 0.2  
Utah236 1.2 0.2  276 1.5 0.2  
Vermont254 0.6 0.3  279 0.7 0.1  
Virginia230 1.4 0.6 !–†† 
Washington252 1.1 0.7 !288 1.0 0.0  
West Virginia249 1.1 0.2  270 0.9 0.3  
Wisconsin232 1.4 0.1  262 1.9 0.1  
Wyoming259 1.4 0.3  278 1.0 0.1  
– Not available. Nebraska did not offer a statewide assessment to report on standards. California and Virginia do not assess general mathematics in grade 8.
† Not applicable.
! Relative error > .5. Inferences based on these estimates may require additional evidence.
NOTE: The numbers reported in this table are rounded. Relative error is a measure of how well the mapping procedure reproduces the percentages reported by the state as meeting the standard in each NAEP-participating school.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2009 Reading and Mathematics Assessments.
Last updated 24 May 2018 (DS)
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