| 1848 - 590 páginas
...the statement so openly as I now do : and I consider that some justification of it is necessary. ' **By degree of probability we really mean, or ought...probability into ideal and objective, and that we** must do so, in order to represent common language. It is perfectly correct to say, " It is much more... | |
| William Stanley Jevons - 1874 - 978 páginas
...accordingly have asserted that probability is concerned with degree or quantity of belief. De Morgan says,b ' **By degree of probability we really mean or ought to mean degree of belief.'** The late Professor Donkin expressed the meaning of probability as 'quantity of belief;' but I have... | |
| James MacKaye - 1906 - 578 páginas
...magnitude like length, or weight, or surface, for expectation is thus obviously variable. Again he says " **By degree of probability we really mean, or ought to mean, degree of belief."** And Huxley says " To have an expectation of a given event and to believe that it will happen are only... | |
| Frederic William Westaway - 1912 - 474 páginas
...Theory of Probability deals with Quantity of Knowledge Jevons disagrees with De Morgan, who says that " **by degree of probability we really mean or ought to mean degree of belief";** and with Donkin's opinion that probability is "quantity of belief"; for, says Jevons, " the nature... | |
| Paul Carus - 1921 - 636 páginas
...becomes the degree of intensity of a belief. De Morgan states this position in its most radical form. **"By degree of probability we really mean, or ought to mean, degree of belief,"** he says. "I throw away objective probability altogether and consider the word as meaning the state... | |
| Broemeling - 1984 - 480 páginas
...DeMorgan (1847) advance the idea of subjective probability in an informal way. For instance DeMorgan says **"By degree of probability we really mean , or ought to mean , degree of belief.** . . . Probability then, refers to and implies belief, more or less, and belief is but another name... | |
| Vic Barnett - 1999 - 418 páginas
...prevailing circumstances. Another early formulation was provided (somewhat obscurely) by de Morgan in 1847. **By degree of probability we really mean, or ought to mean, degree of belief** — Probability then, refers to and implies belief, more or less, and belief is but another name for... | |
| Justus Buchler - 2000 - 300 páginas
...assertion, a coming event, or any other matter on which absolute knowledge does not exist".1 On this view, **"by degree of probability we really mean, or ought to mean, degree of** belief",2 and, in development of the classical conception, the probability of each of a pair of exhaustive... | |
| New Zealand Institute - 1875 - 714 páginas
...amount of belief given to that proposition. Thus Professor De Morgan says (Formal Logic, chap. 9): " **By degree of probability we really mean, or ought...probability into ideal and objective, and that we** must do so, in order to represent common language." And he adds : " I throw away objective probability... | |
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