Method of testing the learning of persons

Claim 1

APPARATUS FOR USE WITH A COMMUNICATIONS RECEIVER IN TESTING THE LEARTING OF A PERSON WHEREIN THERE IS SIMULTANEOUSLY DISPLAYED BY SAID RECEIVER BOTH CORRECT AND INCORRECT BITS OF INFORMATION AND A CODED SIGNAL REPRESENTING THE INDIVIDUAL CORRECTNESS OF SAID BITS COMPRISING, A SELECTOR COMPRISING A DEVICE FOR EACH BIT OF INFORMATION INDIVIDUALLY ACTUABLE TO INDICATE THE PERSON''S SELECTION OF THE CORRECT BIT, INDICATING MEANS ON SAID SELECTOR RESPONSIVE TO SAID DEVICES, CONTROL MEANS FOR SAID INDICATING MEANS RESPONSIVE TO THE CODED SIGNAL ON SAID RECEIVER TO CAUSE SAID INDICATING MEANS TO INDICATE THE CORRECTNESS OF THE PERSON''S SELECION, AND MEANS INTERPOSED BETWEEN SAID CONTROL MEANS AND SAID INDICATING MEANS TO VARY THE CORRESPONDENCE BETWEEN THE CODED SIGNAL AND THE INDICATION AFFORDED BY SAID INDICATING MEANS WHEREBY THE CODED SIGNALS FOR SUCCEEDING DISPLAYS BY SAID RECEIVER ARE CAUSED TO HAVE DIFFERENT RELATIONSHIPS TO THE BITS OF INFORMATION IN SUCH SUCCEEDING DISPLAYS.