Wednesday, March 28, 2012

Shanker Blog » Ohio's New School Rating System: Different Results, Same Flawed Methods

Shanker Blog » Ohio's New School Rating System: Different Results, Same Flawed Methods:


Ohio’s New School Rating System: Different Results, Same Flawed Methods

Without question, designing school and district rating systems is a difficult task, and Ohio was somewhat ahead of the curve in attempting to do so (and they’re also great about releasing a ton of data every year). As part of its application for ESEA waivers, the state recently announced a newly-designed version of its long-standing system, with the changes slated to go into effect in 2014-15. State officials told reporters that the new scheme is a “more accurate reflection of … true [school and district] quality.”
In reality, however, what Ohio has done is perpetuate a troubled system by making less-than-substantive changes that seem to serve the primary purpose of giving lower grades to more schools in order for the results to square with preconceptions about the distribution of “true quality.” It’s not a better system in terms of measurement – both the new and old schemes consist of mostly the same inappropriate components, and the ratings differentiate schools based largely on student characteristics rather than school performance.
So, whether or not the aggregate results seem more plausible is not particularly important, since the manner in