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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 
Title:
The average laboratory samples a population of 7,300 Amazon Mechanical Turk workers 
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:
Pages contribution:
479-491 
Fulltext / DOI:
Date of publication:
05.09.2015 
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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