预ACT®-2024年ACT考试的考生测试®-已测试毕业班级：绩效与增长概要

Group 1: PreACT Testing Impact - Over 374,000 students took the PreACT 8/9 test before the 2024 ACT exam, with 27,789 students participating in both PreACT 8/9 and PreACT tests[1] - Students who took the PreACT scored an average of 20.94 on the ACT, compared to 19.94 for those who did not take the PreACT, indicating a significant score difference of 1.00[5] - The average score difference across subjects varied, with the highest difference in English at 1.28 and the lowest in Mathematics at 0.83[8] Group 2: College Readiness and Enrollment - Students who participated in the PreACT were more likely to meet ACT college readiness benchmarks, with differences ranging from 2.9% in STEM courses to 8.6% in English writing courses[15] - The college enrollment rate for students who took the PreACT was higher across the 2021, 2022, and 2023 graduating classes, indicating a consistent trend[18] - After statistical adjustments, the differences in college enrollment rates between PreACT and non-PreACT students were significantly reduced[22] Group 3: Score Improvement and Demographics - The average score increase from PreACT to ACT was 1.81, with the lowest increase in Reading at 0.25 and the highest in English at 3.70[29] - Score improvements varied by racial/ethnic groups, with the lowest increase of 1.11 for Native Hawaiian/Other Pacific Islander students and the highest of 2.61 for Asian students[38] - Higher family income levels correlated with greater average score increases, but most of this increase was explained by academic performance and course difficulty[47]