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Results tagged with psychophysics
Search options questions only
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user 6446
For questions about the quantitative study of varying a stimulus's properties to observe the effect on sensation (and perception)
7
votes
1
answer
260
views
Applying signal detection theory to single-stimulus presentations
Normally, signal detection theory (SDT) is applied to data that involves giving two-alternative forced choice (2AFC) responses to pairs of stimuli, for instance saying whether stimulus B was the same …
- 919
5
votes
1
answer
229
views
Why so few subjects in psychophysics?
Why is it that most psychophysics experiments only use a handful of subjects (typically around five, but sometimes even four, three or two), whereas the "norm" for experimental psychology (assuming a medium … Is the motivation to reduce sampling error and increase external validity not the same for psychophysics as it is for e.g. decision-making experiments? …
- 919