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Issue #30 - Focus

by Ross Chapman

 

Psychologists grow increasingly dependent on online research subjects

www.sciencemag.org

Scientists are making greater use of online workers from Amazon Mechanical Turk (a crowdsourcing service), but practice raises concerns about the participants. Although Amazon may have 500,000 users of the platform, studies suggest far fewer participate and they are less diverse than original hoped, which can bias results. Interesting read and shows that quality rather than quantity really matters.

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