Order		Cross- jurisdiction significant difference	Number of Jurisdictions Significantly			Not eligible average scale score	Eligible average scale score	Not eligible - Eligible Gap average scale score
			higher	not different	lower	2009
			higher	not different	lower
1 Florida	Florida	>	0	0	4	162	141	21
2 Texas	Texas	x	1	1	2	166	135	31
3 New York	New York	x	1	1	2	162	135	27
National public	National public		1	2	2	163	134	29
4 Illinois	Illinois	<	3	0	1	163	129	34
5 California	California	<	4	0	0	154	122	32
NOTE: 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 Science Assessment.