NWEA computes the average amount of growth made by students in each grade level whose initial score falls within each RIT range. These scores become the RIT range growth targets for all other students in the country who share the same grade and starting RIT score. NWEA Growth Norms for...
Norm Grade Level Mean RIT NWEA MAP Score:The yellow line indicates the average student progress for students who took the same MAP test at the same time in the rest of the country. This indicator is most useful to teachers to compare how the students in their classroom and in their distric...
of items on the tests. In addition, the RIT scale is an equal interval scale. Equal interval means that the difference between scores is the same regardless of whether a student is at the top, bottom, or middle of the RIT scale, and it has the same meaning regardless of grade level. ...