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Title:

The average laboratory samples a population of 7,300 Amazon Mechanical Turk workers

Document type:
Zeitschriftenaufsatz
Author(s):
Stewart, N.; Ungemach, C.; Harris, A. J.; Bartels, D. M.; Newell, B. R.; Paolacci, G.; Chandler, J.
Non-TUM Co-author(s):
ja
Cooperation:
international
Abstract:
Using capture-recapture analysis we estimate the effective size of the active Amazon Mechanical Turk (MTurk) population that a typical laboratory can access to be about 7,300 workers. We also estimate that the time taken for half of the workers to leave the MTurk pool and be replaced is about 7 months. Each laboratory has its own population pool which overlaps, often extensively, with the hundreds of other laboratories using MTurk. Our estimate is based on a sample of 114,460 completed sessi...     »
Keywords:
Amazon Mechanical Turk, MTurk, capture-recapture, population size
Intellectual Contribution:
Discipline-based Research
Journal title:
Judgment and Decision Making
Journal listet in FT50 ranking:
nein
Year:
2015
Journal volume:
10
Journal issue:
5
Pages contribution:
479-491
Fulltext / DOI:
doi:no DOI available
WWW:
http://journal.sjdm.org/14/14725/jdm14725.pdf
Date of publication:
05.09.2015
Judgement review:
0
Key publication:
Ja
Peer reviewed:
Ja
International:
Ja
Book review:
Nein
Commissioned:
not commissioned
Professional Journal:
Ja
Technology:
Nein
Interdisciplinarity:
Ja
Mission statement:
;
Ethics and Sustainability:
Nein
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