In Ohio, charter schools authorized by nonprofits are less effective in promoting student achievement than other charter schools¶
Claim · All claims
Evidence · 1 study · associationalr?·q2
Currency · newest study 2010 · not yet checked against its sources · not reviewed by a person · overdue for a recheck since 2013: local conditions change quickly
Subclaims¶
Reading the evidence codes
q is the design tier, i the impact, n the sample, and the kind with its r
the rigour judged within that kind: what each code means.
This claim: no standardized effect is recorded in observations/ for it yet, so no benchmark reading is possible.
q2 i? Charter schools authorized by nonprofits are less effective in promoting student achievement than other charter schools in Ohio. → Ron Zimmer 2010
Evidence¶
Ron Zimmer 2010¶
Ron Zimmer, Brian Gill, Kaitlin Obenauf. (2010). Charter School Authorizers and Student Achievement (Working Paper). Seattle, WA: University of Washington Bothell, Center on Reinventing Public Education. https://www.mathematica.org/publications/charter-school-authorizers-and-student-achievement-working-paper
q2 · i? · associational · r?
A study using student-level data from Ohio, a state with a range of public and private authorizers, found "charters authorized by nonprofits are less effective in promoting student achievement than other charter schools." No effect size or test statistics are printed in the available text.
"The study found charters authorized by nonprofits are less effective in promoting student achievement than other charter schools (though there are likely to be more differences among individual authorizers than across authorizer types)."
Discussion¶
Related Claims¶
- Differences among individual charter authorizers are likely greater than differences across authorizer types — related
- The article examines whether the type of charter-school authorizer relates to charter-school effectiveness as measured by student achievement trajectories in Ohio — related
Page metadata
| Field | Value |
|---|---|
type |
claim |
id |
nonprofit-authorized-charters-less-effective-ohio |
title |
In Ohio, charter schools authorized by nonprofits are less effective in promoting student achievement than other charter schools |
description |
In Ohio, charter schools authorized by nonprofits are less effective in promoting student achievement than other charter schools |
status |
review |
evidence_strength |
weak |
newest_evidence |
2010 |
recheck_by |
2013 |
generated |
by process:wiki-ingest on 2026-10-08 |
trust |
unverified — no one has confirmed this page's content |
sources |
1 — ron-zimmer-2010 |
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