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HARDWARE REPLICATIONS I4J4
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appeared applications audience analyzer audience reactions audience responses Audience Studies automatic broadcast research Buhler Chapter Classroom Communicator cluster analysis computers continued criterion scale data collection data processing data recording developed earlier Edison electrographic examination expensive experimental device explanation factors failure to flourish Frank Stanton Gallup hardware Hopkins machine Hopkins patent included indicated individual responses instrument design instrument's failure interest introspection Iowa Irwin-Brockhaus Karl Buhler lack Lazarsfeld-Stanton Program Analyzer literature Little Annie Loran mechanical reliability mechanical unreliability Meier method operating paper ballots patent infringement Peatman Philip Eisenberg polygraph pre-testing episodes problems profile analysis program-audience analyzer research program-audience analyzer studies prompted-interview Psychology punched cards push buttons qualitative research questionnaire Radio Research reaction profiles Reactograph replication reports response data response units sample audience Schwerin seemed summary data summed response supra telegraphic process telephone interview television troublesome aspects Tuber Twyford University of Iowa unpublished vote recorder Whan