Percentage of students scoring proficient or higher
2014 2015 2016 2017 2018 N 112 96 99 116 125 # 111 95 97 110 124 Cohasset % 99% 99% 98% 95% 99% 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 113 96 98 116 126 # 112 95 94 105 120 Cohasset % 99% 99% 96% 90% 95% 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 110 91 97 113 122 # 99 84 84 97 115 Cohasset % 90% 92% 86% 86% 94% 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 112 96 99 116 125 # 111 95 97 110 124 Cohasset CPI 99.80 99.70 99.20 98.50 99.80 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 113 96 98 116 126 # 112 95 94 105 120 Cohasset CPI 99.30 99.70 97.70 96.60 98 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 110 91 97 113 122 # 99 84 84 97 115 Cohasset CPI 96.60 98.10 95.90 94.90 98.40 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 105 87 92 112 Cohasset SGP 62.0 62.0 65.0 55.5 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 105 87 92 112 Cohasset SGP 56.0 54.0 51.0 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 93 Cohasset SGP 62.2 N   Select a Comparable District SGP N 61,055 State SGP 49.9		2018 N 118 Cohasset SGP 61.6 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 112 96 99 115 125 # 108 95 96 108 121 Cohasset % 96% 99% 97% 94% 97% 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 113 96 98 115 126 # 109 87 81 96 107 Cohasset % 96% 91% 83% 83% 85% 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           #           Cohasset % N           #           Select a Comparable District %           N           #           State %