These measures can be adjusted for student background characteristics. (educationnext.org)
The type of teacher comparisons, whether within or between schools, generally has a larger effect on teacher rankings than statistical adjustments for differences in student backgrounds across classrooms. (carnegieknowledgenetwork.org)
Two, the effect can vary by grade level or because of student background — so borrowing models from other countries is not the best strategy. (theconversation.com)