| 摘要 |
A method for determining the result of answers to a set of related questions each having at least two answers which includes operating, in accordance with answers selected by the operator, respective answer devices for all the questions. The answer devices when operated present answer symbols forming part of an array, which can be an array in which all possible combinations of answers to the questions are represented, as in a complete decision table. After operation of all the answer devices, the presented answer symbols define not more than one complete path through the array. By following the path the operator is led to one reference out of a set of references carried by a record member.
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