Not exact matches
In related work conducted in Massachusetts, Harvard economist Josh Goodman finds no
effects of school closures
on student achievement but
large negative effects of weather - induced absences
on moderately snowy days when schools remained open.
The
negative effect of black
students on white
students» own scores is
largest in cohorts that are at least 33 percent black.
First, the
negative peer
effect of black
students on black
students» own scores is
largest in cohorts that are between 33 and 66 percent black.
The
negative effects of attending a charter school,
on average, for the
students in grades 4 through 8 included in our analysis, are roughly three times this
large.
That study, while reporting
negative achievement
effects for participants in Ohio's
largest voucher program, also found that
students remaining in public schools performed higher
on tests, owing to program - induced competition.
To support my case, I presented three categories of evidence: (1) the fact that national reform groups seem deeply concerned about Detroit; (2) the similarity in performance between the city's charter and traditional public schools; and (3) the
large negative effects of two statewide voucher programs
on student outcomes.
Studies of these programs had shown
large and
negative effects on test scores by
students who participate in them.
I have written about voucher results from Louisiana extensively before, especially the
large negative effects that the state's program, and a similar program in Ohio, have had
on the achievement of
students using them to move to private schools.
The study's authors speculate
on four potential explanations for the
large negative effects that their program evaluation found: misalignment of private school curriculum to the Louisiana State Standards; differences between serving scholarship
students with achievement gaps and traditional private school
students; success of other education developments, especially in New Orleans; and the overall quality of private schools willing to participate in the program.
To answer their concerns, Dollars & Sense summarizes research
on the educational and social benefits of small schools and the
negative effects of
large schools
on students, teachers, and members of the community, as well as the «diseconomies of scale» inherent in
large schools.
Based
on scores in nationally standardized tests (fourth grade reading and math and eighth grade reading and math), greater union membership of educators tends to have a positive impact
on student test scores while
larger class sizes tend to have a
negative effect.