Order		Cross- jurisdiction significant difference	Number of Jurisdictions Significantly			White average scale score			Black average scale score			White - Black Gap average scale score
			higher	not different	lower	2011	1990¹	2011 - 1990¹	2011	1990¹	2011 - 1990¹	2011	1990¹	2011 - 1990¹
			higher	not different	lower
1 Texas	Texas	>	0	0	4	304	272	31	277	234	42	27	38	-11
2 New York	New York	x	1	3	0	291	273	17	264	234	30	26	39	-13
3 Illinois	Illinois	x	1	3	0	294	270	24	260	232	28	33	38	-5
4 Florida	Florida	x	1	3	0	287	265	23	258	231	28	29	34	-5
National public	National public		1	4	0	293	269	23	262	236	26	31	33	-2
5 California	California	x	1	3	0	290	270	20	254	231	22	36	38	-2
NOTE: Black includes African American, Hispanic includes Latino, and Pacific Islander includes Native Hawaiian. Race categories exclude Hispanic origin. Prior to 2011, students in the “two or more races” category were categorized as “unclassified”. National public is not included in sorting the jurisdictions. Score differences are calculated based on differences between unrounded scores.
SOURCE: U.S. Department of Education, Institute of Education Sciences, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 1990 and 2011 Mathematics Assessments.