self-selection

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self-selection

a circumstance in which the allocation of units of a population to one or other of two groups which are to be compared is done by the units, e.g. the sick animals in one group, the not-sick in the other. See also volunteer sample.
References in periodicals archive ?
It remained clear, however, that having grasped the nettle of "doing it for themselves" the passion remains to keep this initiative artist-centred and self-selecting.
Web-based surveys reach a self-selecting sample of people with access to the internet and, unlike the established methods used in Omnibus polls, do not produce a statistically representative sample.
In contrast to the self-selecting power consolidation by Pacifica's board majority, KPFA moved ahead with a democratizing process that initiated regular elections so that thousands of supporters, as members of listener-funded KPFA Radio, could vote for a "local advisory board" to represent them.
The people who succeed in this business have a passion for it and in that sense are self-selecting.
For instance, demographic characteristics, addiction severity, motivation, and rates of starting treatment may differ between randomized subjects and patients self-selecting their treatment (Strohmetz, Alterman, and Walter 1990; U.
The campaign is designed to be self-selecting, it asks people if they are the right person for the job," a Home Office spokesman said.
This patent is the first to issue in the name of Cadus Pharmaceutical Corporation and the first relating to its Self-Selecting Combinatorial Library technology.
It was one that embraced all the varieties of Catholic identity and piety that existed within the boundaries of the parish--here was no self-selecting congregation.
com provides consumers with sophisticated, focused and practical health information while providing advertisers a self-selecting, highly-targeted consumer audience.
It should also support intelligent self-selecting device adapters which quickly light up to match the selected
Mr Livingstone is doing the right thing in ensuring London's landmarks belong to the whole nation and not a self-selecting few.
However, the project's participants were all self-selecting individuals who'd responded to the artists' invitation to apply for a place on the trip, not a targeted group supposedly being "empowered by community art," and their awareness that they've struck a working deal with the artists comes over fairly clearly.