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Quality of Data Issues in Unobtrusive Testing of Library Reference Service: Recommendations and Strategies.

Peer reviewed

Hernon, Peter; McClure, Charles R. – Library and Information Science Research, 1987

Discusses issues relating to the reliability, validity, utility, and information value of unobtrusive testing of library reference services; provides suggestions for practical applications of these criteria; applies study findings to library decision making and planning; and identifies topics for further methodological refinement. (Author/CLB)

Descriptors: Data Analysis, Data Collection, Data Interpretation, Experimenter Characteristics