jamovi

Hi, thanks a lot for the reply! I tried to replace the missing values with some numbers, but I got the same error. I also tried to change the type of scale of the ratings from ordinal to continuous, as you suggested, but then this variable becomes a "covariate" instead of a "factor,&q...

Dear Jamovi Experts, I'm trying to perform a linear mixed model with the subject ID as a random factor and reaction times, type of object, and rating as fixed factors. When I try to perform the post-hoc test on the interaction "object * rating" I get this error message "missing value ...