You can set specification limits on a column and enable them to show on graphs, as follows:
- Right-click on the column that you want to set specification limits for and select Column Properties > Spec Limits.
- Enter any of the following: a lower specification limit, an upper specification limit, or a target value.
- Select the Show as Graph Reference Lines check box.
- Click OK.
- Perform any analysis to produce a graph.
The graph contains the reference lines indicating the specification limits for the column. You can clearly see which data falls within the specification limits.
Graph Showing Reference Lines