Scope | Conditional and marginal interpretation | Helpers used in the examples | Overview of the included data | Body-fat proportions: mean and quantile regression | Mean regression for all five responses | Comparing the three quantile kernels | Bicycle-trip proportions: zero augmentation | Tree-survival proportions: one augmentation | Inappropriate hospital-stay proportions: two-boundary augmentation | Reading coefficients and comparing models | Residual diagnostics and simulated envelopes | Practical workflow | Session information | References