Math and English percentiles from (a & b above) are weighted, based on the number of students who completed each type of test, to create a combined Math+English weighted percentile for each school.For a given grade level, all English scores are put into an ordered list and a percentile is calculated for each score, based its position in the list.For a given grade level, all Math scores are put into an ordered list and a percentile is calculated for each score, based its position in the list.
California School Ratings (CSR) computes percentiles in this way:.
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