Learner Control of Lesson Strategy:44. Model For-plato . Iv System Lessons. Tebhnical Report, Novamber 1973 To

A technique-:was developed to facilitate creating computer-based instruction (CBI) with a Minimum of effort On the part of the-author/coder, and 'the feasibility of using a structure which puts control of the lesson strategy into the hands of the_student learner was investigated. A model which relieve* tire author' of CBI strategy selection was developed for the PLATO IV sySted and was testedin twoinstructional situations: trainins students to use a multimeter to measure resistance and current flow, and assisting Navy mess management specialists in recipe conVersion. Student performance using the learner control mode was compared tolthet. of Other students using the iegular CBI methOch Students using the learner control mode experienced a savings.in'tiaining time and the use of an authoring aid was shown to save time over.ther methods of lesson preparation.