Taking into account the higher rates of student turnover in charter schools reduces the magnitude of the estimated negative effect of charter schools by 29 percent in reading and by 30 percent in math. (educationnext.org)
Thus high rates of student turnover may account for as much as one - third of the negative impact charter schools have on student performance. (educationnext.org)
Despite the challenges of a high student turnover rate driven by parents» reassignments to new duty stations, it remains a high - performing district with math, science, and English language arts achievement rates 15 percent above the statewide average. (americanprogress.org)