Percentile Score T-score z-s(ore Stanine Rank (M = lOa, so = 15) (M = 50, SO = 10) (M = 0, so = 1) (M = 5, SO = 2) ->99 145 80 +3.00 9 >99 144 79 +2.93 9 Nov 20, 2018 · scores for each grade with the table values for the “School Mean Scale Score at 85th Percentile of National School Norms,” The school should also report mean scale scores in its application instead of student percentile equivalents. 2 New norms are available for Terra Nova 3. Cutoff scores based on these norms will be provided as Google chart tools are powerful, simple to use, and free. Try out our rich gallery of interactive charts and data tools. Jun 07, 2017 · For example, a student receiving a performance test raw score of 12 and a written test raw score of 35 would receive a final test score of 80. Note: Use for the June 2017 test only. Conversion charts provided for previous administrations of the Grade 4 Elementary-Level Science Test must NOT be used to determine students' final scores for the ... Mar 05, 2014 · The third chart shows that Asians and whites get much higher scores than other ethnic groups. Asians top the test with an average score of 1,645, while African Americans record the lowest score ...