A study was devised, using 20 undergraduate students chosen at random from an introductory psychology course, to measure the teaching effectiveness of two computer tutorials oriented to the spreadsheet portion of Appleworks. The first tutorial provided a data disk with pre-entered data for the user to manipulate, but no error correction…

Describes a study of undergraduates that was conducted to determine students' preferences toward Graphical User Interface versus Command Line Interface during computer-assisted instruction. Previous experience, comfort level, performance scores, and student attitudes are examined and compared, and the computer use survey is appended. (Contains 13…

Describes how a librarian, assisted by a knowledge engineer, developed a computerized reference assistance system for a separate government documents department. Rationale for the expert system, problems in selecting reference materials and user questions to computerize, and the formulation of a workable human/computer interface are covered. A…

Search Helper, a microcomputer software package marketed by Information Access Company to serve as a gateway to several of their databases, was selected as a system for introducing the Carnegie-Mellon University community to do-it-yourself database searching. Preliminary results of user survey indicate service to be extremely popular with library…