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area sampling

Overview page. Subjects: Public Health and Epidemiology — Probability and Statistics.

Sampling with primary sampling units (see cluster sampling) that are non-overlapping regions of the earth's surface. Examples of such regions are parishes, counties, fields, political...

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buddy system

Overview page. Subjects: Computing — Public Health and Epidemiology.

A method of encouraging people to care for one another, such as for several isolated old people to stay in touch by means of daily phone calls or visits or for patients with AIDS, so that...

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cartogram

Overview page. Subjects: Public Health and Epidemiology — Probability and Statistics.

A diagrammatic map that presents statistical information visually. This may be done in various ways, the best known of which is a choropleth map, in which regions are color-coded or...

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data management

Overview page. Subjects: Public Health and Epidemiology — Computing.

A term normally used to refer to systems that offer users an interface that screens them from the majority of the details of the physical handling of the files, leaving them free to...

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deviance

Overview page. Subjects: Public Health and Epidemiology — Probability and Statistics.

A measure for judging the extent to which a model explains the variation in a set of data when the parameter estimation is carried out using the method of maximum likelihood. The deviance, Dnull...

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framework

Overview page. Subjects: Computing — Public Health and Epidemiology.

A material or abstract structure that is the basis for a more complete entity. Thus, the foundations and supporting beams are the framework for a building; the skeleton is the framework for...

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John Graunt

Overview page. Subjects: Probability and Statistics — Public Health and Epidemiology.

(1620–74; b. London, England; d. London, England)

Prosperous London haberdasher and Freeman of the Drapers' Company. Graunt became interested in the information implicit in the...

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matched pairs

Overview page. Subjects: Mathematics — Public Health and Epidemiology.

Pairs of experimental units chosen to resemble each other as closely as possible. Alternatively, the phrase may refer to single experimental units measured at two points in time, or in two...

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number needed to treat

Overview page. Subjects: Probability and Statistics — Public Health and Epidemiology.

(NNT)

The number of people who must be exposed to a specific intervention to see one occurrence of a specific outcome.

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Project Gutenberg

Overview page. Subjects: Computing — Public Health and Epidemiology.

A large project to capture books that are in the public domain (i.e. not copyright) and to make them available on the Web.

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