More
accurate measures of teacher effectiveness can lead to better decisions by school and district leaders.
The research presented above raises two concerns for states: 1) Is the value - added for teachers from one test providing an adequate measure of the teacher's contributions to learning, and how can the data be used to provide the most
accurate measure of teacher effectiveness?
Not exact matches
Following a three - year study that involved about 3,000
teachers, analysts said the most
accurate measure of a
teacher's
effectiveness was a combination
of classroom observations by at least two evaluators, along with student scores counting for between 33 percent and 50 percent
of the overall evaluation.
However, they assert that they can provide
accurate measures of individual
teacher effectiveness nonetheless.
There is no evidence that any
of these scales are valid or
accurate measures of «
teacher effectiveness.»
For many states and districts the question
of how to
measure student learning as one aspect
of measuring teacher effectiveness — in ways that are
accurate, amenable to
teachers, and do - able for
teachers whose grades or subject areas are not systematically tested — has consumed much
of their time and resources the last few years.
There are much better, more
accurate tools to
measure the
effectiveness of teachers.
As a consequence, researchers have documented a number
of problems with VAM models as
accurate measures of teachers»
effectiveness.
But accountability simply means that states are responsible not only for adequate inputs like sufficient funding, ambitious course content standard, and high - quality instruction, but also for outputs like
accurate measures of student learning and
teacher effectiveness.
By design, SGP models do not purport to provide causal estimates
of teacher effectiveness (though this does not necessarily imply that they are less
accurate measures); they are intended as a descriptive
measure of what is —
of test score gains relative to other students who scored similarly in the past.»