Twelve empirical studies have examined academic outcomes for school choice participants using random assignment, the «gold standard» of social science. (californiapolicycenter.org)
We now have evidence based on nearly 13,000 additional school choice participants in two of those cities and in the country's largest statewide program. (educationnext.org)
Eighteen empirical studies have examined academic outcomes for school choice participants using random assignment, the gold standard of social science. (empowerms.org)