Iready Score Percentile 2024. Looking for the iready percentiles and diagnostics scores for reading. As a student answers correctly, the questions get more difficult.

Based on a large, nationally representative data set, these norms will more accurately represent student performance after the interrupted learning experienced. They provide percentiles that rank a student’s performance relative to a national sample of students in the same grade who took the test at a similar time of year (fall, winter, spring).