But
measured school quality often varies dramatically within a school district, and therefore it is important to know whether individual schools differ in the relative success of advantaged and disadvantaged students.
Not exact matches
While opponents of student testing
often seem to have the biggest megaphone, polls show an overwhelming majority — 70 percent and up — of parents think tests are a valid
measure of their child's achievement level and the
quality of
schools.
These kinds of achievement tests, however, are not designed to
measure school quality (yet they are
often used to do just that).
The trend in education policy, exemplified especially by NCLB, has been to combine narrow
measures with high stakes, thereby damaging
schools» capacity to meet larger goals and
often undermining the
quality of education.
Since low - income families
often can not afford anything besides their assigned district
school, the government
school system has had to impose top - down accountability
measures to ensure
quality in the absence of choice.
A host of factors — lack of accountability for
school performance, staffing practices that strip
school systems of incentives to take teacher evaluation seriously, teacher union ambivalence, and public education's practice of using teacher credentials as a proxy for teacher
quality — have produced superficial and capricious teacher evaluation systems that
often don't even directly address the
quality of instruction, much less
measure students» learning.
«While researchers are
often frustrated when journalists equate test scores with
school quality, journalists are not alone in this — parents and state and federal policies
often — mistakenly — consider test scores as
measures of
school quality.»
Educational outcomes are shaped by many factors, but research shows that teacher
quality is the most important in -
school factor influencing student achievement.59 Of course, other out - of -
school factors, which are
often caused by poverty, can also influence student outcomes.60 Because teacher
quality has been shown to have a measurable impact on standardized test scores, some academics have started trying to directly
measure the impact of Act 10 on student outcomes by examining how students fared on standardized tests after its passage.