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LMM is a good suggestion, second that. Consider also fitting a log-normal to the RT's as recommended by Haines & friends https://psyarxiv.com/xr7y3/download/?format=pdf You will have more or less uncertainty depending on how many trials you got, but it won't matter that people did different numbers of trials. I find the arguments in this paper for 'one ...


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This type of data (repeated measures on a group of subjects) lends itself perfectly for a linear mixed model (LMM) analysis. I'm into psychophysics myself and I have mostly abandoned simple ANOVAs and switched to LMMs almost completely, especially because it can handle missing data, and because LMMs allow for inclusion of trial and session number to correct ...


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