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Wei, Youhua; Thompson, Bruce; Cook, C. Colleen – portal: Libraries and the Academy, 2005
LibQUAL+[TM] data to date have not been subjected to the modern measurement theory called polytomous item response theory (IRT). The data interpreted here were collected from 42,090 participants who completed the "American English" version of the 22 core LibQUAL+[TM] items, and 12,552 participants from Australia and Europe who…
Descriptors: Foreign Countries, Psychometrics, Library Services, Item Response Theory