The word "ineffective" means that something or someone is not able to do what they are supposed to do or achieve the desired result. It suggests that their efforts or actions are not successful or efficient. Full definition
The impact of this sort of multiple - measure teacher evaluation system on high - poverty schools leads to replacement of ineffective teachers with effective ones. (newyorkschooltalk.org)
That is, the assessments would identify teachers early in their careers as ineffective in improving test scores, which is, in fact, often the case for new teachers. (vamboozled.com)
The initiative promotes the use of teacher evaluations to inform personnel decisions including tenure, promotion and compensation and encourages the removal of ineffective teachers after they have been given opportunities to improve. (governing.com)