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snowball sampling

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snowball sampling

a method whereby the names of prospective interview subjects for a statistical study are obtained from subjects already interviewed for the study.
Farlex Partner Medical Dictionary © Farlex 2012
A popular term for a method used to obtain subjects for a study in which the initial cohort is small; in SS, participants are asked to name acquaintances who might be willing to participate in the study
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
References in periodicals archive
Snowball sampling technique was used because the exact quantity of eunuch population is unknown.
Snowball sampling is a technique where existing study subjects recruit future subjects from among their acquaintances.
Snowball sampling is also an acceptable sampling method in qualitative research.
Finally, as Ear admits, the sample is not representative, given the snowball sampling used and the underrepresentation of respondents from the Royal Cambodian Government.
To reach this hidden population, the Council used a recruitment strategy called snowball sampling, in which participants randomly recruit peers from their personal networks.
Snowball sampling, where participants refer potential participants who they know, is another useful technique.
Participants in this study were recruited through convenience sampling and snowball sampling. Recruitment of some participants occurred in undergraduate classes at a small, public college in the Northeast.
Our sample consist of 56 experts that chosen by snowball sampling. For an exploratory, qualitative and descriptive research, which respondents are few in number, snowball sampling is highly recommended.
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