Science: Indefatigable Cardplayer

A small herd of psychologists, mathematicians and graduate students at North Carolina's Duke University, headed by Dr., Joseph Banks Rhine, believe they have proved the existence of Extra-Sensory Perception ("ESP"), which means telepathy and clairvoyance, by a long series of card-matching experiments. A great number of psychologists and mathematicians elsewhere do not consider that the Duke experiments prove ESP at all.So the dead cats hurled into the Duke camp have been many and pungent.

Since, in the Duke tests, a subject has five symbols to choose from each time he guesses at the symbol of a down-faced card, the Duke experimenters...

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