In order to remain relevant and useful, testing programs must periodically update their tests to match shifts in student populations and school curricula. One might think that because the publishers are offering a product, the responsibility for updates rests entirely on them. Publishers conduct studies to assure new content is appropriate. But…

State directors of teacher certification and testing provided updated data (reports, press clippings, manuals, legislative hearings, and validity studies) in April 1987 describing their testing programs and the latest passing rates. Twenty-seven states have admissions testing programs, and 44 have certification testing programs. It is unclear…