Report : PLATO in Community College s EVALUATION OF THE PLATO IV COMPUTER-BASE D EDUCATION SYSTEM IN THE COMMUNITY COLLEG E Richard T . Murphy Lola Rhea Appe l Researcher s Division of Educational Studie s Educational Testing Servic e Princeton, NJ 0854 0 Editor's Note : The following is taken from a report to NSF concerning th e evaluation of PLATO IV in community colleges . The summary chapter is printe d here in full ; further information is available from the authors at ETS . PLATO (Programmed Logic for Automatic Teaching Operations) is an acrony m used to describe a computer-based education system developed at the Computer based Education Research Laboratory (CERL) in Urbana, Illinois . Developmen t of the system began in the early 1960 ' s and progressed through four stages . The fourth stage, PLATO IV, was designed to operate with 4,000 student terminal s at varying distances from the central computer as CERL . Because initial assumptions about the distribution of student terminals across sites and the simultaneous use of lessons by students at a site were not met when the system wa s actually implemented, the system has operated with approximately
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