(Re-)Designing a measure of student’s attitudes toward science: a longitudinal psychometric approach

International Journal of STEM Education

Table 1 Racial/ethnic sample composition percentages

	Overall	6th grade	7th grade
White	48.9	47.8	49.2
Hispanic	18.2	16.0	19.7
Reported more than one identity	16.3	16.0	15.1
Black/African American	14.2	16.3	13.8
Asian	2.3	3.3	2.1
American Indian	< 1%

Total sample (n = 2016) consists of 996 6th graders and 1020 7th graders. Data were collected at time point 1 (Fall 2012). These values do not include missing responses (24.1% of the sample)