XBar Charts
XBar, XBar and R, XBar and S Charts

There are three charts related to the XBar including XBar, XBar and Range and XBar and Sigma. All show the XBar (average of the measured values) according the subgroup size you set. The XBar and Range charts include a second stacked chart of ranges and the XBar and Sigma chart includes a second stacked chart of sigmas. All points can be clicked to drill into the subgroups and find individual parts that are affecting your process negatively.