id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
epaa-287	Michelson, Stephan	Reactions to Bolon's "Significance of Test-based Ratings for Metropolitan Boston Schools"	2002	18	.pdf	application/pdf	7190	349	62	The three classification variables included here, derived from Bolon’s data but not presented as such by him, are extremely powerful explainers of variation in school test scores. He wants to argue that school test data that relate only to town income cannot be valid, though this is not how validity is measured.	cache/epaa-287.pdf	txt/epaa-287.txt