: Unlike the 2009 study, which showed more mixed results, the 2023 data indicated that the charter sector has matured, with lower-performing schools closing and stronger ones expanding.
: Often used as an abbreviation for Maryland in these national reports, where CREDO typically analyzes state-specific performance as part of the broader national study. credo-iii-2023-italiano-md-ts
: Likely refers to translated summaries or localized data sets provided for Italian-speaking researchers or communities interested in comparative educational outcomes. : Unlike the 2009 study, which showed more