Problem: How can a Requester who rejected an assignment in error undo his mistake? A rejected assignment affects the Worker negatively and will often impact the Requester with negative feedback which can damage the Requester’s online reputation which lowers Worker...
Read More >Problem: How can you increase Amazon Mechanical Turk HIT Worker participation rates and speed completion of a HIT? This is particularly an issue with HITs that have a large number of required participants or have Qualifications that limit the number...
Read More >Run Qualtrics Surveys on MTurk using CloudResearch Running Qualtrics surveys on CloudResearch streamlines several major pain-points researchers using MTurk have dealt with: Researchers can setup a dynamic secret code so that each Worker receives a unique code upon completing the study....
Read More >Problem: Suppose you’re running a Mechanical Turk survey and need to exclude workers who took a previous survey. How can you quickly set this up. Some of the currently used solutions require following multiple steps to set things up and...
Read More >Problem: Suppose you need to run a survey on Mechanical Turk and follow up with the same workers a week, month or year later. A few issues come up: How can I limit the follow up surveys to survey takers...
Read More >Problem: Suppose you need to run a HIT with 1000 Workers. Or a HIT that is only open to Workers who have an approval Rating of 95% or more and have completed 500 HITs or more. Although when you launched...
Read More >Problem: Suppose you need to run a group of HITs open only to participants who are women under 50. You previously ran a HIT and know the Worker IDs that you want to reach, but have no way to email...
Read More >An IRB will generally request a description of how participants will be recruited, reimbursed and interacted with. Additionally IRBs always request information about how anonymity of the participants is protected. Members of the IRB board may not be familiar with Amazon Turk, and it may be helpful to include a brief description of MTurk in your IRB application.
Read More >In this blog, we report on the demographics of Mechanical Turk workers by reviewing 75 studies conducted with US-based Workers in 2013 and 2014. From a total of 32,595 Workers, we found 15,324 were female (47%).
Read More >We describe a general formula for predicting the time it takes Workers to complete survey studies on MTurk. The average Worker takes 10.3 seconds to answer a single question. This means that a study with 60 questions should take approximately 10 minutes.
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