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Re: Experiments with large N

Trevor Cox recently published the results of an online experiment about listeners' ratings of sound files on a six-point scale ("not horrible", "bad", "really bad", "awful", "really awful", and "horrible"). To date he has 130,000 subjects (!) and about 1.5 million data points:


Here's the website for his experiment: http://www.sound101.org

Clearly this is related to the "effect of visual stimuli on the horribleness of awful sounds" that Kelly Fitz pointed out.


On Jun 29, 2007, at 12:32 AM, Massimo Grassi wrote:
So far it looks that the experiment with the largest N (513!) is "The role of contrasting temporal amplitude patterns in the perception of speech" Healy and Warren JASA but I didn't check yet the methodology to see whether is a between or a within subject design.