# Random

## Meanings and phrases

adj.

- lacking any definite plan or order or purpose; governed by or depending on chance

adv.

- in a random manner; randomly; indiscriminately; haphazardly; willy-nilly; arbitrarily; every which way

n.

- the most common computer memory which can be used by programs to perform necessary tasks while the computer is on; an integrated circuit memory chip allows information to be stored or accessed in any order and all storage locations are equally accessible; random-access memory; random memory; RAM; read/write memory

n.

- the most common computer memory which can be used by programs to perform necessary tasks while the computer is on; an integrated circuit memory chip allows information to be stored or accessed in any order and all storage locations are equally accessible; random-access memory; random access memory; RAM; read/write memory

n.

- a routine designed to yield a random number

- Many solvers internally use a random number generator.
- Random number games are based upon the selection of random numbers, either from a computerized random number generator or from other gaming equipment.
- Diceware Diceware is a method for creating passphrases, passwords, and other cryptographic variables using ordinary dice as a hardware random number generator.

n.

- a sample in which every element in the population has an equal chance of being selected
- a sample grabbed at random

- Such surveys do not result in a random sample because participants are a self-selected group.
- Suppose that a study of a random sample of people includes exactly two people with a birthday of August 7: Mary and John.
- In many cases, a carefully chosen random sample can provide more accurate information than attempts to get a population census.

n.

- the selection of a random sample; each element of the population has an equal chance of been selected

n.

- a variable quantity that is random; variate; variant; stochastic variable; chance variable

- A random variable "F" is distributed on formula_1.
- Let formula_27 denote a Cauchy distributed random variable.
- The random variable E(|"Z"| | "X") is the best predictor of |"Z"| given "X".

n.

- a stochastic process consisting of a sequence of changes each of whose characteristics (as magnitude or direction) is determined by chance

- Also known as "random walk" or "drunkard's walk".
- The Brownian motion can be modeled by a random walk.
- Unlike the random walk, it is scale invariant.

E.g.

- If treating several random variables formula_13 etc.
- random variables, based on some underlying distributional form.
- Let formula_3 be random variables.

E.g.

- Many solvers internally use a random number generator.
- There are proposals for adding strong random number generation to PHP.
- Transfers between statuses are modelled based on random parameters (generating a random number).

E.g.

- Relative files also allow for both sequential and random access.
- It can also be used as dielectric in resistive random access memories.
- All semiconductor memory, not just RAM, has the property of random access.

E.g.

- They are used for generating random numbers and are commonly used in tabletop games.
- Dice can be used to generate random numbers for use in passwords and cryptography applications.
- 'ACE' also references the fact that instead of dice, cards can be used to generate random numbers.

E.g.

- The order of rule application is chosen at random.
- The participants were not chosen at random.
- Match-ups are chosen at random.

E.g.

- Virgil is puzzled by Raina's seemingly random attacks and seeks an explanation for her actions.
- An investigation of Galen's ship yields no results other than a series of seemingly random number blocks.
- They consist of upright stones that are assembled together either in geometric patterns or seemingly random configurations.

E.g.

- Tournament participants are matched up by random draw.
- The pairings for each round were determined by a random draw.
- play against two of the remaining 8 senior clubs in a random draw.

E.g.

- One such approach begins with an infinite sequence of independent random variables , ..., drawn from the uniform distribution on [0, 1].
- The condition that it has independent increments means that if formula_43 then formula_44 and formula_45 are independent random variables.
- Job processing times are independent random variables with a general distribution with mean formula_4 with mean formula_5 for job formula_6.