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	2009	2011 - 2009	2011	2009	2011 - 2009	2011	2009	2011 - 2009
			higher	not different	lower
1 Texas	Texas	>	0	1	3	167	167	1	137	133	3	31	33	-3
2 New York	New York	x	0	3	1	163	164	-1	130	123	7	33	41	-8
National public	National public		1	3	1	163	161	2	128	125	3	35	36	-1
3 Florida	Florida	x	1	2	1	161	158	3	127	126	1	34	32	2
4 California	California	x	1	3	0	159	157	2	124	122	2	36	35	0
5 Illinois	Illinois	<	3	1	0	161	162	-1	120	118	2	41	44	-3
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), 2009 and 2011 Science Assessments.