#### Chart Display - Process Chart

Use the Process Chart Options dialog box to show or hide 6sigma lines or to show or hide tolerances in the Individual Chart and the Subgroup Chart.

To access this dialog box, click on the Chart Options icon on the Charts tab. Then under the Chart Display menu, select Process Chart.

Process Chart Options dialog box

Show zones - Shows or hides the 6 sigma zone (6 sigma lines) on the chart. These are light orange-colored dotted lines.

Show specification limits - Shows or hides the upper and lower specification limits (USL and LSL) on the chart. These are two solid red lines.