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Table 9. Difference between the estimated NAEP scale equivalents of state proficiency standards for reading at grade 8, by state: 2009 and 2007

State/jurisdiction 2009 NAEP scale equivalent 2007 NAEP scale equivalent Change from
2007 NAEP
scale equivalent
Standard error of the difference 2007 and 2009 tests are comparable1
Alabama 234 234 0.0   2.15 Yes
Alaska 231 233 -1.7 2.36 Yes
Arizona 241 245 -3.9 * 1.69 Yes
Arkansas 241 249 -7.7 * 2.33 Yes
California 259 261 -2.9 * 0.96 Yes
Colorado 228 230 -2.1 2.34 Yes
Connecticut 243 245 -2.0 2.22 Yes
Delaware 236 240 -3.3 * 1.53 Yes
District of Columbia 244 Yes
Florida 262 262 0.1   1.05 Yes
Georgia 209 215 -6.9 * 3.30 Yes
Hawaii 241 245 -3.3 * 0.90 Yes
Idaho 218 233 -14.5 * 2.63 Yes
Illinois 234 236 -1.9 1.76 No
Indiana 255 251 4.1 * 1.27 No
Iowa 248 252 -3.7 * 1.42 Yes
Kansas 236 241 -4.9 * 1.69 Yes
Kentucky 253 251 1.6 1.54 Yes
Louisiana 243 246 -3.2 1.65 Yes
Maine 253 261 -8.4 * 1.50 Yes
Maryland 237 250 -12.5 * 1.76 Yes
Massachusetts 249 252 -3.1 * 1.52 Yes
Michigan 236 238 -1.8 1.55 Yes
Minnesota 259 265 -5.9 * 1.14 Yes
Mississippi 254 251 3.4 * 1.54 No
Missouri 267 272 -4.7 * 1.36 Yes
Montana 246 250 -4.4 * 1.99 Yes
Nebraska Yes
Nevada 246 247 -1.7 1.38 Yes
New Hampshire 256 258 -2.1   1.81 Yes
New Jersey 244 252 -8.1 * 1.53 No
New Mexico 246 248 -2.5 1.33 Yes
New York 247 260 -12.6 * 1.54 Yes
North Carolina 246 217 29.3 * 1.57 No
North Dakota 253 251 2.3   1.99 Yes
Ohio 251 240 11.6 * 2.49 Yes
Oklahoma 249 232 16.8 * 2.04 No
Oregon 250 251 -0.7 1.76 Yes
Pennsylvania 245 245 -0.4 1.80 Yes
Rhode Island 252 253 -1.5   1.74 Yes
South Carolina 245 281 -36.3 * 1.99 No
South Dakota 254 249 5.4 * 1.22 No
Tennessee 211 211 0.0 3.44 Yes
Texas 201 222 -21.0 * 3.30 Yes
Utah 235 235 0.8   1.99 Yes
Vermont 259 263 -4.6 * 1.69 Yes
Virginia 229 239 -10.0 * 2.07 Yes
Washington 253 253 0.0 1.72 Yes
West Virginia 249 229 20.4 * 2.14 No
Wisconsin 232 231 1.7 2.01 Yes
Wyoming 259 247 12.1 * 1.81 Yes
– State assessment data not available.
† Not applicable.
* Statistically significant at p<.05.
1 State assessment is comparable between years when state confirmed making no substantive changes in the assessment.
NOTE: Differences are computed using unrounded numbers. Standard errors of the NAEP scale equivalents are listed in Table 1a and Table 2a.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2007 and 2009 Reading Assessments. U.S. Department of Education, Office of Planning, Evaluation and Policy Development, EDFacts SY 2008–09, Washington, DC, 2010. The National Longitudinal School-Level State Assessment Score Database (NLSLSASD) 2010.

Last updated 05 August 2011 (EP)
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