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Comparison of Retrieval System Interfaces Using an Objective Measure of Screen Design Effectiveness.
Peer reviewedDavis, Charles H.; Shaw, Debora – Library and Information Science Research, 1989
Describes a study that compared the effectiveness of screen designs for system interfaces by tallying keyboarding errors during online searches. The methodology is described as an unobtrusive means for obtaining objective and empirically based data for interface comparisons. A questionnaire used to determine users' reactions to screen designs is…
Descriptors: Display Systems, Error Patterns, Information Retrieval, Man Machine Systems
Peer reviewedWeech, Terry L.; Goldhor, Herbert – Library and Information Science Research, 1984
Discusses data gathered from study assessing library users' behavior and perceptions of reference transaction. Characteristics of reference clientele (address, age, education), questions asked, answers given (type, source, length of time spent), relationships between variables, and cost of reference service are highlighted. Instructions and forms…
Descriptors: Cost Effectiveness, Information Needs, Library Services, Library Surveys
