We examined how ACT® Aspire® (from grades 8 to 10), PreACT® (from grade 10), and ACT® test scores (from grades 10 and 11) relate to students' chances of scoring a 3 or higher as well as 4 or higher on selected Advanced Placement (AP) exams. Data for the study was available for 49,220 students from 318 high schools who had taken at least one AP…

Based on the first cohort of students who took the PreACT® in 10th grade and the ACT® test in 11th grade, this study examines the effects of PreACT adoption on ACT test scores, participation in challenging high school courses, interest-major fit, and college score sending behavior. Adoption of the PreACT led to an increase in ACT Composite score…

Using a sample of schools testing annually in grades 9-11 with a vertically linked series of assessments, a latent growth curve model is used to model test scores with student intercepts and slopes nested within school. Missed assessments can occur because of student mobility, student dropout, absenteeism, and other reasons. Missing data…

We derived an index of high school academic rigor by optimizing the prediction of first-year college GPA based on high school courses taken, grades, and indicators of advanced coursework. Using a large data set (n~108,000) and nominal parameterization of high school course outcomes, the high school academic rigor (HSAR) index capitalizes on…