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 ?
In this paper, we attempt to measure the treatment effect of the SI program on student learning while controlling for the self-selection problem.
Let us show that, at an optimum, the self-selection constraint for insurers regarding [T.
The new Sterling Optical locations feature expanded self-selection merchandising systems as well as full service eye exams, on-site manufacturing of eyeglasses and on-line appointment scheduling.
Also clients have the option of allowing participants to enroll either by self-selection or by health coach when using the ConXus Direct health-coaching and documentation module.
A Multivariate Analysis of Self-selection and Change Due to College Experience.
He says a lack of technical knowledge among supermarket staff is not such a concern in this area as most products are self-selection, whether they are bought in a grocer or a specialist store such as Comet.
Dramatic improvements in product management performance enable CSPs to drive increased profit from their products by taking products and services to market faster, improving customer service through self-selection and enhancing operational efficiency.
The self-selection made possible by the Internet only convinced him of the importance of providing consumers with one-stop, all-inclusive commentary.
Even though last year's poor summer forced a 4% slump in the value of the total market [IMS Health], grocers managed to increase their share by 12% as seven-tablet packs of hayfever remedies were released onto general, self-selection sale.
In this study, the investigator was interested in the effects of self-selection of self-paced versus a collaborative-group learning mode on class performance.
Tribold does this by enabling communications providers to take products to market faster, by improving customer service through self-selection and by enhancing operational efficiency.
Concentrics works with Fortune 100 pharmaceutical and device companies to provide a full range of contract research organization (CRO) services that range from program strategy and FDA interactions to protocol development and full study execution for Rx-to-OTC Switch programs, clinical studies (Phase II-IV), behavioral studies related to Rx-to-OTC Switch (label comprehension, self-selection and actual use) and healthcare marketing research studies to support claims and line extensions.