green numbers give full details.     |    back to list of philosophers     |     unexpand these ideas

Ideas of Thomas Bayes, by Text

[British, 1701 - 1761, Presbyterian minister who studied in Edinburgh.]

1763 Essay on a Problem in the Doctrine of Chances
p.10 The probability of two events is the first probability times the second probability assuming the first
     Full Idea: The probability that two events will both happen is the probability of the first [multiplied by] the probability of the second on the supposition that the first happens.
     From: Thomas Bayes (Essay on a Problem in the Doctrine of Chances [1763]), quoted by Dorothy Edgington - Conditionals (Stanf) 3.1