ERIC Clearinghouse on Educational ManagementJohnson, James H., 1955-2006-09-252006-09-251997-01https://hdl.handle.net/1794/33315 p.A microfiche version of this title is available through the UO Libraries under the call number: DOC-US/MF ED 1.310/2:40159518683 bytesapplication/pdfen-USSchool improvement programs -- Statistical methodsArticle