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Chen, Yu-Hui; Rorissa, Abebe; Germain, Carol Anne – portal: Libraries and the Academy, 2015
The authors compared Web usability definitions, collected from library professionals at academic institutions of the Association of Research Libraries (ARL) through online surveys in 2007 and 2012, to determine whether library practitioners' perspectives had altered as information technologies evolved during this time. The authors applied three…
Descriptors: Definitions, Usability, Academic Libraries, Online Surveys
Wendler, Cathy; Feigenbaum, Miriam; Escandón, Mérida – College Entrance Examination Board, 2001
The SAT Program undertook two studies aimed at evaluating the impact of allowing students to indicate more than one ethnic/racial category. Results of this study indicated that there is little impact on DIF [differential item functioning] analyses when different definitions of ethnic/racial classifications are used compared to traditionally…
Descriptors: Group Membership, Definitions, Cluster Grouping, Racial Differences