| Bayes_BPREM | Bayesian Bivariate Piecewise Random Effects Model (BPREM) | 
| Bayes_CREM | Bayesian Crossed Random Effects Model (CREM) | 
| Bayes_PREM | Bayesian Piecewise Random Effects Model (PREM) + Extensions | 
| plot_BEND | Plot a BEND Model (PREM, CREM, BPREM) | 
| results_bprem | Fitted results for a BPREM | 
| results_pcrem | Fitted results for a PCREM | 
| results_prem | Fitted results for a PREM | 
| SimData_BPREM | Simulated data for a BPREM | 
| SimData_PCREM | Simulated data for a PCREM | 
| SimData_PREM | Simulated data for a PREM + Extensions | 
| summary.BPREM | Summarize the results of a bivariate piecewise random effects model (BPREM) | 
| summary.CREM | Summarize the results of a crossed random effects model (CREM) | 
| summary.PREM | Summarize the results of a piecewise random effects model (PREM) |