| diffrange | difference of range |
| d_2 | range factors |
| d_3 | range factors |
| LRCC | Lowess-Range-Chart |
| plot.CC | Plot Shewhart Control Charts |
| RCC | R Chart Parameters |
| rr | Baseline Heart Rate Summaries |
| rrCC | Individuals Charts Parameters for Baseline RR Mean and Variability |
| xbarCC | xbar Chart Parameters |
| xbarRCC | Computing xbar and R-chart Parameters |
| xCC | x-Chart Parameters |
| xLRCC | Computing x and LR-chart Parameters |