 The standardization sample included the "responses of 1,266 Florida public school students in grades 2 through 8", including 674 girls aged 7–16 and 592 boys aged 7–15.Individual data on the test-takers' ethnicity or race are unavailable.Based on the total demographics of the school districts that were sampled, however, approximately "77% of the children were Caucasian and 23% were African American or Black, American Indian, or Hispanic."