Black Student Density Category | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0-20 | 20-40 | 40-60 | 60-100 | |||||||||||
Average | Standard error | Average | Standard error | Average | Standard error | Average | Standard error | |||||||
Female White student difference in mean from 0-20 category | † | † | 0 | 1.2 | 3 | 2.0 | -1 | 2.8 | ||||||
Black student difference in mean from 0-20 category | † | † | 1 | 2.0 | # | † | -3 | 1.8 | ||||||
Difference in Black-White gap from 0-20 category | † | † | 0 | 2.0 | -3 | 2.7 | -2 | 2.9 | ||||||
Male White student difference in mean from 0-20 category | † | † | 2 | 1.0 | 4 | * | 1.5 | 5 | 2.9 | |||||
Black student difference in mean from 0-20 category | † | † | -1 | 1.8 | -1 | 2.1 | -4 | * | 1.8 | |||||
Difference in Black-White gap from 0-20 category | † | † | -3 | 1.9 | -5 | * | 2.2 | -9 | * | 3.2 | ||||
(Black-White gap for males) - (Black-White gap for females) | -3 | 5.7 | -7 | 5.6 | -5 | 5.6 | -10 | 5.6 | ||||||
† Not applicable. | ||||||||||||||
# Rounds to zero. | ||||||||||||||
*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). | ||||||||||||||
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. |