Book Ii Chapter Viii Des Durées Moyennes De La Vie, Des Mariages Et Des Associations Quelconque

Expression of the probability that the mean duration of life of a great number n of infants will be comprehended within these limits, true mean duration of life, more or less a very small given quantity. There results from it that this probability increases without ceasing in measure as the number of infants increases and that, in the case of an infinite number, this probability is confounded with certitude, the interval of the limits becoming infinitely small or null. Expression of the mean error that we are able to fear by taking for mean duration of life that of a great number of infants. Rule in order to conclude from the Tables of mortality the mean duration of that which remains to live to a person of a given age. No 35.