Dictionary


Browse the glossary using this index

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D

disjoint sets

Also: disjoint sets. Two sets are disjoint when they have no element in common.

[Deutsch]

Entry link: disjoint sets

Dispersion

Also: Variability. The extent to which a distribution is spread.

[Deutsch]

Entry link: Dispersion

E

expectation value

Also: expected value. Of a discrete random variable: the probability-weighted average of all possible values. Of a continuous random variable: the integral of the random variable with respect to ist probability measure.

[Deutsch]

Entry link: expectation value

I

identically distributed random variable

Also: uniformly distributed variable. All outcomes of a random experiment are equally likel.

[Deutsch]

Entry link: identically distributed random variable

independent variable

A change in the independent variable causes a change in the dependent variable.

[Deutsch]

Entry link: independent variable

inferential statistics

Uses a random sample taken from a population to make inferences about the population.

[Deutsch]

Entry link: inferential statistics

P

pairwise disjoint

Any two sets are two disjoint

[Deutsch]

Entry link: pairwise disjoint

power set (of S)

contains all the subsets of S

[Deutsch]

Entry link: power set (of S)

probability

A numerical description of how likely an event is to occur. The value range is between 0 and 1.

[Deutsch]

Entry link: probability

probability distribution

A statistical function that describes all the possible values that a random variable can take.

[Deutsch]

Entry link: probability distribution


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