41

76

This second variety is the usual and typical
case of statistical induction. But it occasionally
happens that we can sample a finite collection of
objects by such a method that in the long run any
one object of the collection would be taken as often
as every other and any one succession as often
as any other. This may termed a random
selection. It is obviously possible only
in the case of an enumerable collection.
When this sort of induction is possible
it far surpasses every other in certainty
and may closely approach that of demonstration
itself.

I have now passed in review all the
modes of pure induction with which I am