Data from a simple study measuring pupil dilation as participants answer hard or easy maths problems. Original data sourced and reformatted from Sylvain Sirois' Pupillometry tutorial available at https://oraprdnt.uqtr.uquebec.ca/pls/public/gscw031?owa_no_site=314&owa_no_fiche=3&owa_bottin=)
pupil_data
A data frame with 28800 rows and 7 variables:
Uniaue participant ID
Unique trial code (also unique for each participant)
Right pupil size
Left Pupil Size
Ordered timebin within each trial
Elapsed time within trial
Hard or easy trial?