Percentage of students scoring proficient or higher
2014 2015 2016 2017 2018 N 46 52 55 66 59 # 46 51 55 64 58 Boston Preparatory Charter Public (District) % 100% 99% 100% 97% 98% N           #           Select a Comparable District %           N 70,465 69,751 69,938 70,268 70,532 # 63,214 63,701 63,901 63,887 63,833 State % 89% 91% 92% 91% 91%		2014 2015 2016 2017 2018 N 48 52 54 65 59 # 48 48 51 58 52 Boston Preparatory Charter Public (District) % 101% 92% 94% 89% 88% N           #           Select a Comparable District %           N 70,607 69,766 69,954 70,340 70,187 # 55,436 54,851 54,359 55,415 54,500 State % 78% 78% 78% 79% 78%		2014 2015 2016 2017 2018 N 48 51 54 66 59 # 41 47 43 54 51 Boston Preparatory Charter Public (District) % 85% 92% 79% 82% 87% N           #           Select a Comparable District %           N 68,495 67,732 67,941 68,063 67,875 # 48,613 48,530 49,868 50,590 50,532 State % 71% 71% 73% 74% 75%
Composite Performance Index (CPI)
2014 2015 2016 2017 2018 N 46 52 55 66 59 # 46 51 55 64 58 Boston Preparatory Charter Public (District) CPI 100 99 100 98.50 99.60 N           #           Select a Comparable District CPI           N 70,465 69,751 69,938 70,268 70,532 # 63,214 63,701 63,901 63,887 63,833 State CPI 96 96.70 96.70 96.50 96.20		2014 2015 2016 2017 2018 N 48 52 54 65 59 # 48 48 51 58 52 Boston Preparatory Charter Public (District) CPI 100 97.10 97.70 96.20 95.80 N           #           Select a Comparable District CPI           N 70,607 69,766 69,954 70,340 70,187 # 55,436 54,851 54,359 55,415 54,500 State CPI 90 89.90 89.70 89.90 89.50		2014 2015 2016 2017 2018 N 48 51 54 66 59 # 41 47 43 54 51 Boston Preparatory Charter Public (District) CPI 95.80 97.10 92.60 93.60 94.90 N           #           Select a Comparable District CPI           N 68,495 67,732 67,941 68,063 67,875 # 48,613 48,530 49,868 50,590 50,532 State CPI 87.90 88.20 88.90 89.40 89.30
Median student growth percentiles (SGP) (2014 - 2017)
2014 2015 2016 2017 N 44 43 47 52 Boston Preparatory Charter Public (District) SGP 63.0 55.0 66.0 64.5 N         Select a Comparable District SGP N 61,694 61,218 60,642 60,857 State SGP 50.0 51.0 50.0 50.0		2014 2015 2016 2017 N 44 43 46 52 Boston Preparatory Charter Public (District) SGP 76.5 67.0 57.5 66.0 N         Select a Comparable District SGP N 61,969 61,548 60,820 60,553 State SGP 50.0 50.0 50.0 50.0
Average student growth percentiles (SGP) (2018)
2018 N 56 Boston Preparatory Charter Public (District) SGP 65.3 N   Select a Comparable District SGP N 61,055 State SGP 49.9		2018 N 55 Boston Preparatory Charter Public (District) SGP 62.6 N   Select a Comparable District SGP N 60,804 State SGP 49.9
Percentage of students averaging 2 or above on open response items
2014 2015 2016 2017 2018 N 46 52 55 66 59 # 46 49 53 61 53 Boston Preparatory Charter Public (District) % 100% 94% 96% 92% 90% N           #           Select a Comparable District %           N 69,602 68,882 69,027 69,366 69,660 # 57,985 59,820 57,875 59,445 57,706 State % 83% 87% 84% 86% 83%		2014 2015 2016 2017 2018 N 48 52 54 65 58 # 47 41 43 54 40 Boston Preparatory Charter Public (District) % 98% 79% 80% 83% 69% N           #           Select a Comparable District %           N 69,736 68,887 69,032 69,430 69,305 # 50,147 45,240 45,508 46,783 45,707 State % 72% 66% 66% 67% 66%		2014 2015 2016 2017 2018 N           #           Boston Preparatory Charter Public (District) % N           #           Select a Comparable District %           N           #           State %