Of the nine districts that had lower percentages of students at or above Basic compared to large city schools nationally, percentages for at least one racial/ethnic group in six of the districts (Atlanta, Chicago, Detroit, Los Angeles, Milwaukee, and Philadelphia) were not significantly different from their peers in large cities.
Comparison of the percentage of fourth-graders at or above Basic in districts and large city schools in NAEP science, by selected student groups: 2009

NOTE: Black includes African American, Hispanic includes Latino, and Pacific Islander includes Native Hawaiian. Race categories exclude Hispanic origin. See complete data for students overall, White students, Black students, Hispanic students, Asian/Pacific Islander students, students eligible for the National School Lunch Program, and students not eligible for the National School Lunch Program.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2009 Science Assessment.