An experiment to determine the effectiveness of an interactive tutorial program: implemented on the time sharing IBM system 360, model 50, in teaching a subject-oriented user to formulate inquiry statements to a computerized on-line information retrieval system
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RELATED STUDIES 5
THE INTERACTIVE DOCUMENT REFERENCE RETRIEVAL PROGRAM AND
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and/or Bertram Raphael Boolean logic Calif computer program computer tutorial conjunctive logic control group criterion tests documents effective experience experimental and control experimental group experimental subjects F-ratio Figure FIND ARTICLES gain scores Gerard Salton information retrieval Information Sciences instruction jnoA learning lecture session lecture-laboratory session LIBRARY OF CONGRESS Logical difference logical operators Logical product logical statement Logical sum MANOVA Mechanized Information Retrieval natural language on-line Pittsburgh pretest scores pretest-posttest gain product of logical query reference retrieval system research on teaching Rubinoff Samuel Bergman Santa Monica search program search strategy search terms strategy statement subject content SUBJECT HEADINGS System Development Corp teletypewriter tutorial program Type GO type of strategy Universal Decimal Classification user's variables variance