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Amazon Mechanical Turk is perfect for something like this. In fact, tagging content is one of their default project types, so you should be able to just load in your images and use their template for tagging. If you haven't seen it before, MTurk is basically a labor marketplace for very small tasks. It works best for paying people a few cents to complete ...


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It appears that they tested all of the participants (control & stress) at the same time: Memory was assessed 24 h after learning. According to the model by Joels and colleagues (2006), it can be predicted that learning under stress enhances memory, in particular for stress context-related information Twenty-four hours after learning, ...


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I am a bit amazed, but there is, at least for scent as a memory retrieval cue: Aggleton and Waskett (1999): This study determined the extent to which re-exposure to the unique combination of odours present in a museum (the Jorvik Viking Centre in York) aids the recall of a previous visit to the museum, which had typically taken place several years ...


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Since you mentioned the Stroop specifically, several versions of the Stroop task are available for Inquisit here. Randall Engle's lab also maintains a set of validated working memory tasks, which are available on request to researchers. They include full and shortened versions of operation-, symmetry-, reading- and rotation-span for E-Prime 2.0. Assuming I ...


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We cover a discussion on this in an article we've submitted for peer-review. Here is the preprint. I will cite this stackExchange question/answers in the manuscript (post peer review now) as there are some lovely discussions going on, and doubtless, more to follow. Tangentially relevant to this discussion is a simulation we did in the paper exploring how ...


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Ethics of Feedback: The APA's code of ethics (2010) as well as the Advisory Group on Conducting Research on the Internet (AGCRI) report (2004) summarize ethical issues related to conducting offline and online psychological research. Feedback is normal in psychological experiments, and researchers are encouraged to debrief participants, before, immediately ...



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