In my experimental design, participants will watch different items and evaluate them, so I want to include by-subject and by-item intercepts in the model.
However, in the "r2mlm_manual" function, for the parameter "Tau", it seems I cannot include two intercept variances
In my experimental design, participants will watch different items and evaluate them, so I want to include by-subject and by-item intercepts in the model.
However, in the "r2mlm_manual" function, for the parameter "Tau", it seems I cannot include two intercept variances