"Achievement scores" refers to numeric scores or grades that measure how well someone has performed or achieved in a specific task, subject, or area of study. Full definition
Nevertheless, schools ranked in the bottom of the instructional leadership continuum for Factor 1 or Factor 2, with student achievement scores in the lowest 30 %, were predominantly secondary schools. (wallacefoundation.org)
This has contributed to high drop - out rates and low achievement scores in later grades. (empowerms.org)
They compared achievement scores of children who just completed the preschool program with those who were just about to enter. (edweek.org)