whoa, PEW surveyed turkers… makes sense, just surprisedhttps://twitter.com/pewinternet/status/759197088143974401 …
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Effects even worse here because turkers are networked; you are destroying every assumption out there about independent answers.
yeah… workers have talked about it for years… it's been right there if the survey givers had looked at all :/
Any chance you have a link to formal ways of excluding professional survey takers?
I ask b/c I've thought about this a lot and I haven't found a good way to get past pro survey takers online
there are purposes for which MTurk samples are just fine but can't trust MTurk studies that generalize to population
Well, the Pew research makes it clear there is a profound validity problem, not just a generalizability one.
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