D.C. test scores show modest improvement

There is no evidence that the 2007 law that placed public schools under mayoral control has been a factor in improved standardized test scores, according to a major independent study of D.C. school reform. Here are standardized test score changes between 2007 and 2009:

Chart shows there is no evidence that the 2007 law that placed public schools under mayoral control has been a factor in improved standardized test scores

© 2011 The Washington Post Company