which multilevel model allows a random intercept to be used by each predictor? lmer definition for multilevel math how to calculate random slope in multilevel model how to calculate a random slope with lmer how to find multi level intercept in math with variable slope what is lmer in multilevels which multilevel model uses random intercepts to form a random slope when using lme4 do i have to allow random slopes for individual predictors what is an example of random slope when using lme4 do you want random slope what is multi-level multi-planet what model allows randomly chosen slopes? when to allow random slope in multilevel model can a multilevel model have a random slope what does random slope mean in multi level what is random slope example what model is used to predict random slope why would random slope be an interaction on a multilevel model? how to set random slope in a multilevel modelling problem lme4 how to set random linear slope