# Random-sampling

**noun**, Statistics.

1.

a method of selecting a sample (random sample) from a statistical population in such a way that every possible sample that could be selected has a predetermined probability of being selected.

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programming, testing A black-box testing approach in which software is tested by choosing an arbitrary subset of all possible input values. Random testing helps to avoid the problem of only testing what you know will work. (2001-04-30)

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noun, Statistics. 1. a quantity that takes any of a set of values with specified probabilities. noun 1. (statistics) a quantity that may take any of a range of values, either continuous or discrete, which cannot be predicted with certainty but only described probabilistically rv

- Random-walk
noun 1. Statistics. the path taken by a point or quantity that moves in steps, where the direction of each step is determined randomly. 2. Physics. the tendency of particles in random motion to achieve a net displacement or to drift in a particular direction. noun 1. a mathematical model used to describe physical processes, […]