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location Halifax, Canada
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visits member for 1 year, 5 months
seen Jun 14 at 16:21
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May
21
comment Predicting the landing site of a saccade while the saccade is still in progress
Your question is pretty vague. At what point during the saccade would you like to calculate the landing position? The main problem is distance because at some point all saccades over a certain distance reach maximum velocity and while the saccade is in that state the landing point is inestimable.
Jan
27
comment How people choose at random
And therefore, they're not making choices at random. The closest I've gotten to random choices is asking a specific question about hiding in a circle or sphere.
Sep
21
comment How can I create computer based psychology experiments using OS X?
EPrime would just run on Windows on a Mac. You could have multiple OS sessions running at once but they're haven't been virtual machines necessary for that for years. Nevertheless, it's probably good to get away from it because it's timing is terrible.
Jul
10
comment How to change the brain in order to change how one habitually thinks and feels?
I'd much prefer another... (see edit)
Jun
7
comment Does having a sense of purpose increase longevity?
While one could have interpreted the initial question within a psychological context it certainly was not 'on topic'. Just because you could interpret a question psychologically, or come up with a psychological explanation, doesn't make it an on topic question until it's written that way. For example is the following on topic? "What causes heart disease?" Wouldn't a physiological answer be reasonable? Or is it the job of answerers to keep the site on topic? I don't get that from reading the FAQ.
Jun
6
comment Does having a sense of purpose increase longevity?
Perhaps this could be a cognitive sciences question but, as it is, it sounds much more like it fits better into other categories (stats, epidemiology). Try rewording it to having something to do with psychology, neuroscience, or psychiatry. (and read the FAQ)
Apr
3
comment How to analyze reaction times and accuracy together?
I don't know of one. There weren't any using I.E. scores until Enns first used it I believe. I used it in my thesis after that and called it I.E. scores. Why not be the first?
Mar
31
comment How to analyze reaction times and accuracy together?
Pavel, the LIE is my own suggestion for a an improved implementation of the transformation suggested by T&A that is now just done as rt in ms / acc (proportion - the IE score). The logistic regression suggestion will be sensitive to rt because then you analyze the accuracy at a fixed rt using predicted values from the regression. If the rt varied but the SAT remained the same then it will be reflected in varying accuracy scores at that rt.
Mar
30
comment How to analyze reaction times and accuracy together?
I think that, after having been in the presence of numerous people using it, including myself, it's become common because it can make you effects bigger and make the very difficult to explain SAT go away. Neither of those are great reasons to do anything.