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 ?
I am sad to see Karl has joined the band of the narrow-minded self-selected supposedly left-wing, Welsh Notters, who are internationalist for any country but Wales.
The thigh abduction angle under the 60[degrees] approach was significantly greater than during the self-selected approach (p = 0.
com to create, edit, manage and E-mail their electronic Request For Availability (e-RFA) proposals to a self-selected agency representative.
But the study, published in The American Journal of Public Health, was based on a nonrepresentative, self-selected sample of 39 women recruited by the Battered Women's Testimony Project.
If that's correct, then the "mellow oldsters" might have been a self-selected sample.
Research related to self-selection of reading materials, such as reading workshops where students read self-selected literature during sustained silent reading and later share what they read with their peers (Atwell, 1998; Bryan, 1999; Kletzien & Hushion, 1992; Reutzel & Cooter, 1991; Swift, 1993), showed that through this shift in power, students take greater ownership in their learning process and their motivation to read increases (Pierce & Kalkman, 2003; Walker, 2003).
This exclusive group of self-selected districts pushes each other to improve management and student performance.
In her California-based program, which is called Choreographers in Mentorship Exchange, pairs of self-selected mentors and mentees like Joe Goode and Erika Shuch spend 40 hours in the studio together.
And the model of Warhol's Factory--a self-selected society that gave validity and kudos to its participants, producing a homemade star system--was useful for negotiating the sudden treacheries of a sizzling-hot art market.
When participants self-selected a speed that was comfortable but brisk, their heart rate and level of exertion was in a safe range but high enough to improve their cardiovascular fitness," McInnis said.
The self-selected sample could have led to a biased subject sample, but Dr.
The hysteria emanates from mis-selling manufacturers (frequently foreign) fearful of being denied a potential killing (financial, that is), those self-selected superior beings who consider themselves the arbiters of truth -salaried scientists anxious about where their next 'research' grant is coming from -and politicians afraid of losing face with these vested interests and unable to break the bind of government by numbers.