random number

(redirected from a random number)

random number

A number selected without any criteria, often by some sort of generator, such as a computer program. Don't worry, we're not choosing the winner ourselves—we'll draw a random number to determine who wins.
See also: number, random
References in periodicals archive ?
(3) Generate a random number permutation G[R] without repetition from 1 to n and set an update mark j = 1.
There are barrages of tests that can be performed to determine if a random number generator falls within acceptable limits.
This means that whether or not some element of the population is included in the sample is governed solely by having its number come up on the roll of a die, toss of a coin, or, more realistically, by being selected by a random number generator.
(4) In the third example, that of taking the fifth file from each drawer, the sample could be made random by numbering the files in the drawers and selecting them with a random number generator.
For each of the myriad photon-atom interactions possible in a typical simulation, the computer furnishes a random number to specify the angle and energy at which the photon emerges from its atomic assignation.