- of or relating to a process involving a randomly determined sequence of observations each of which is considered as a sample of one element from a probability distribution.
Origin of stochastic
- (of a random variable) having a probability distribution, usually with finite variance
- (of a process) involving a random variable the successive values of which are not independent
- (of a matrix) square with non-negative elements that add to unity in each row
- rare involving conjecture
Word Origin and History for stochastic
1660s, "pertaining to conjecture," from Greek stokhastikos "able to guess, conjecturing," from stokhazesthai "guess," from stokhos "a guess, aim, target, mark," literally "pointed stick set up for archers to shoot at" (see sting). The sense of "randomly determined" is first recorded 1934, from German stochastik.
- Involving or containing a random variable or variables.
- Involving chance or probability.