Elementary and Secondary Education

Assessments

Table S-14-2. Standard Errors for the Average science scale scores and achievement-level results, by grade and selected student and school characteristics: 2009

Student or school characteristic	Grade 4			Grade 8			Grade 12
Student or school characteristic	Average scale score	At or above Basic	At or above Proficient	Average scale score	At or above Basic	At or above Proficient	Average scale score	At or above Basic	At or above Proficient
Total	0.3	0.3	0.3	0.3	0.4	0.3	0.8	1.0	0.8
Sex
Male	0.3	0.4	0.3	0.4	0.5	0.4	0.9	1.1	1.0
Female	0.3	0.3	0.3	0.3	0.4	0.3	0.9	1.3	0.8

Race/ethnicity
White	0.2	0.2	0.3	0.2	0.4	0.3	0.7	1.0	0.8
Black	0.4	0.5	0.3	0.4	0.5	0.4	1.2	1.7	0.6
Hispanic	0.5	0.7	0.5	0.6	0.8	0.6	1.3	1.7	†
Asian/Pacific Islander	1.2	0.9	1.8	1.0	1.5	1.3	3.0	2.3	3.8
American Indian/Alaska Native	1.3	1.9	1.4	1.4	2.1	1.5	3.7	6.5	4.7

School type
Public	0.3	0.3	0.3	0.3	0.4	0.3	†	†	†
Private	0.9	0.7	1.6	0.9	1.3	1.5	†	†	†

Percentage of students in school eligible for free or reduced-price lunch
0–25 percent	0.4	0.5	0.7	0.5	0.5	0.7	1.2	1.3	1.5
26–50 percent	0.5	0.5	0.6	0.5	0.6	0.6	1.1	1.5	1.1
51–75 percent	0.5	0.7	0.5	0.6	1.0	0.5	1.7	2.2	1.2
76–100 percent	0.6	0.9	0.6	0.7	0.8	0.5	2.1	2.5	0.7

Locale
City	0.6	0.7	0.7	0.6	0.7	0.6	1.8	2.0	1.7
Suburban	0.4	0.4	0.5	0.5	0.8	0.6	1.4	1.5	1.4
Town	0.6	0.7	0.9	1.0	1.2	1.1	1.2	1.4	1.2
Rural	0.5	0.6	0.6	0.4	0.6	0.5	1.2	1.7	1.4

Student disability and English language learner status
Student with disability (SD)	0.6	0.8	0.5	0.5	0.6	0.4	1.7	2.3	1.3
English language learner (ELL)	0.9	1.2	0.4	1.0	1.0	0.6	2.7	2.8	†
† Not applicable.
SOURCE: U.S. Department of Education, National Center for Education Statistics, National Assessment of Educational Progress (NAEP), 2009 Science Assessment, NAEP Data Explorer.

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