After the initial setup, the subject is given whatever instructions are in effect for this experiment. The experimenter then starts a practice run, in which the subject can see how the stimuli look and what his responses are to be and can make any adjustments necessary for his comfort.
No reinforcement is given during this practice. When the subject feels that he is ready to begin, the experiment. Once the starts, everything is completely automatic until it experiments.
Replaced/Superseded by document(s)
A very popular area for recent work in Communication Sciences might be called 'Problem Solving' the study of adaptive systems with the ability to perform inductive symbolic behavior. As far as know, this study includes only two kinds of systems men and computers.