> mod <- glmer('categorical_FOD_FODs ~ Condition_FODs + Language_used_FODs + (1 | subject_FODs)', + data = indvar_FODs, family = binomial) According to the singularity in this data, add this method = "", data= ,control = (opt = ""))
glmer(categorical_FOD_FODs ~ Condition_FODs + Language_used_FODs + (1 | subject_FODs), data = indvar_FODs, family = binomial, method = "bobyqa")