Black Student Density Category | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0-20 | 20-40 | 40-60 | 60-100 | |||||||||||
Average | Standard error | Average | Standard error | Average | Standard error | Average | Standard error | |||||||
(Black-White gap accounting for SES) - (Black-White gap) | 8 | * | 1.6 | 7 | * | 1.9 | 5 | * | 2.3 | 5 | 2.5 | |||
(Black-White gap accounting for student, teacher, and school characteristics) - (Black-White gap) | 11 | * | 3.2 | 10 | * | 3.3 | 7 | * | 3.6 | 6 | 3.7 | |||
*Statistically different from zero (p<=.05). | ||||||||||||||
NOTE: "Black student density" is the percentage of students in a school who were Black (e.g., schools in the 0-20 percent category had a percentage of students who were Black between 0 and 20 percent). Socioeconomic status was measured by a composite score on parental education and occupations, and family income. | ||||||||||||||
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2011 Mathematics Grade 8 Assessment. |