Table 2
Trends in Average Scale Scores for the Nation in Science, Grade 8
  1996 2000     1996 2000 2005
  No Accomodations Permitted˛     Accomodations Permitted˛
Total 150 151   149 149 149
     
Gender    
Male 151 154     150 153 150
Female 149 147   148 146 147
     
Race/Ethnicity1    
White 159 161     159 161 160
Black 120 121   121 121 124
Hispanic 129 126     128 127 129
Asian/Pacific Islander 150 152   151 153 156
American Indian 146 140     148 147 128
     
Parent's Education    
Less than high school 131 126     130 126 128
Graduated high school 140 138   140 137 138
Some education after high school 155 155     154 154 151
Graduated College 159 162   158 161 159
Unknown 134 130     129 129 130
     
School Lunch Eligibility    
Eligible 133 128     129 127 130
Not Eligible 156 160   156 159 159
   Info Not Available 156 156     157 155 160
     
Type of School    
Public 148 149     148 148 147
Nonpublic 161 167   165 167 -
     
School Location    
Central City  - -     - - 141
Urban Fringe - -   - - 152
Rural - -   - - 152  
     
Region    
Northeast - -     - - 153  
Midwest - -   - - 155
South - -     - - 145
West - -   - - 144
     
Percentile    
10th 104 103     103 101 101
25th 128 128   127 126 126
50th 153 154     152 152 151
75th 174 177   174 175 174
90th 192 195     192 194 192
   
"-" Indicates no data available  
1 Note that none of the race groups include Hispanics of those races.  
2  In 1996, 2000 and 2005 NAEP allowed testing accommodations for students with disabilities and for limited English proficient students.  Accommodations may include extra time, one-on-one administration, use of magnifying equipment, translation of assessments, or the use of bilingual dictionaries and are determined by state and district policies. Data for 2005 unaccomodated testing are not available.  
Source:  U.S. Department of Education. Office of Educational
Research and Improvement.National Center for Education
Statistics.NAEP Data Explorer. Available at:
http://nces.ed.gov/nationsreportcard/nde/viewresults.asp.