ESP After Sixty Years |
Common terms and phrases
Appendix binomial binomial distribution calls chance Chapter checking chi square test clairvoyance counter-hypotheses critical ratio cross-check discussion distance distribution effect ESP ability ESP cards ESP hypothesis ESP occurs ESP performance ESP quotient ESP research ESP results ESP shuffle ESP tests evaluation evidence expected experiment experimental extra-chance extra-sensory perception fact favorable frequency GESP given Heinlein hits independent recording indicated investigation involutional melancholia J. B. Rhine Kellogg key cards laboratory matching mathematical method normal number of trials object observed obtained occurrence of ESP p-values patterns Pearce-Pratt Pegram positive deviation possible Pratt and Woodruff precautions precognition present probability problem procedure psychological psychology pure telepathy question re-check regarded relation reported Rhine Riess runs safeguards screened selection sensory cues significant sodium amytal square standard deviation statistical stimulus Stribic Subj success suggested summarized symbols Table 29 technique theoretical Thouless tion Trials Dev Warner
Popular passages
Page 357 - E(Nr), or expected number of occurrences of a word made of nr proper letters, is the ratio of the number of "favorable cases" to the total number of "cases...
Page 4 - This belief in the sympathetic influence exerted on each other by persons or things at a distance is of the essence of magic. Whatever doubts science may entertain as to the possibility of action at a distance, magic has none ; faith in telepathy is one of its first principles. A modern advocate of the influence of ; mind upon mind at a distance would have no difficulty in convincing a savage ; the savage believed in it long ago, and what is more, he acted on his belief with a logical consistency...
Page 7 - As to the divination which takes place in sleep, and is said to be based on dreams, we cannot lightly either dismiss it with contempt or give it implicit confidence.
Page 4 - Whatever doubts science may entertain as to the possibility of action at a distance, magic has none; faith in telepathy is one of its first principles. A modern advocate of the influence of mind upon mind at a distance would have no difficulty in convincing a savage; the savage believed in it long ago, and what is more, he acted on his belief with a logical consistency such as his civilized brother in the faith has not yet, so far as I am aware, exhibited in his conduct. For the savage is convinced...
Page 28 - ... to)/6 As the difference between (tp) and (to) for an activity increases, the standard deviation and therefore the variance for the activity's expected duration increases. A large standard deviation (se) represents a high degree of uncertainty associated with the expected duration of an activity. Since the standard deviation is the square root of the variance, the variance of an activity's expected duration (ve) is given as follows: ve = [(tp - to)/6]2 To demonstrate PERT, let us consider the...
Page 348 - And the amount of investigation is still on the increase, as shown by the fact that more than eighty per cent of the reports of the past six years have appeared during the last three years.
Page 418 - Extrasensory perception of the mental activities of another person. It does not include the clairvoyant perception of objective events.
Page 415 - CLAIRVOYANCE: Extra-sensory perception of objective events as distinguished from telepathic perception (of the mental or subjective events of another person).
Page 415 - Sender in tests for telepathy, the person whose mental states are to be apprehended by the percipient In GESP tests, the person who looks at the stimulus object.
Page 2 - Press for a quotation from The Works of Aristotle, translated under the editorship of WD Ross.