Sentences with phrase «snowball sampling»
Participants were primarily recruited through snowball sampling via the social media site, Facebook, where they were provided with brief information about the study and a link which directed them to the detailed information sheet, consent form, and the Qualtrics questionnaire.
http://file.scirp.org/
The synthesis employed a combination of snowball sampling, systematic database searches, reverse searches, and hand searches to identify 595 entries related to early childhood education and technology / digital media published 2011 - 2016.
It relies on a snowball sampling, using current study subjects to recruit future subjects.
They were recruited face - to - face, through snowball sampling (participants sharing the study with friends), and through the Internet.
Not exact matches
«But once I had some samples that I could show people, things gradually started to snowball from there.»
These links were then shared and retweeted by colleagues and disseminated using chain referral sampling (in a snowball manner)[23].
The final sample of psychologists interviewed were recruited via personal e-mail invitation, starting with interviewees prominent in the field of environmental and / or conservation psychology, followed by a snowball - based convenient sample of colleagues suggested by initial interviewees.
Contrary to what Lohr [5] suggests, the sampling methods (e.g., «direct solicitation at conferences and expos, Internet searches, assessment of organization membership lists, and snowball techniques») she and Lepczyk used do not conform to «the tailored design method» described by Dillman et al., [2] who warn of the risks associated with such non-random sampling.
Sediment samples gathered in south Australia led Kennedy's team to theorize that a catastrophic era of global warming was triggered some 635 million years ago by a gradual — and then abrupt — release of methane from frozen soils, bringing an end to «Snowball Earth,» when the entire planet was encrusted in ice.
Methods included sampling of known Aboriginal or Torres Strait Islander households, opportunistic sampling at Aboriginal community events and organisations (including the ACCHS), and snowballed invitations to people whom others suggested might be interested.