### Distribution Statistics

Values pertaining to the distribution of a sample. These statistics appear on the Process Chart and include S, 3S, High, Low, USL, LSL, Skewness, and Kurtosis, as well as the current Subgroup Chart mean and the current Individual Chart mean:

Subgroup Chart Means:

XBar & R Charts: `barX` and `barR`

XBar & S Charts: `barbarS` and `bars`

X Tilde & R Charts: `barX~` and `barR`

Individual Chart Means:

XMR Charts: `barX` and `barMbarR`

RX Charts: `barX` and `barPbarR`