CuSum/Control Charts

A CuSum Chart displays the cumulative sum of the deviation of each subgroup average () from the target value. It is sensitive to small shifts away from the target.

Chart settings and options

• See Chart Settings options for information on changing the display elements of this chart.

• Using chart right-click menus

• Choosing Limits to display

Brushing data

You can use a simple technique called "data brushing" to select any number of consecutive data points on a chart. Then, select from options that allow you to focus on just that data or to exclude it from the retrieval.

• See Brushing chart data for more information.

Showing the data behind the chart

• See Showing the data behind the chart

One-click to display value feature

• Click anywhere on a data point to display its value as shown in Fig. 1.

• Click on any limit line to display the value for that limit as shown in Fig. 2.

Fig. 1Fig. 2

Editing data, data notes, and more on a chart

Depending on how your GainSeeker is configured, certain access rights may be required to use this function.

For information on editing data, data notes, and more, see:

• Editing SPC data and the traceability

• Editing the note, corrective action, anchor point, or bypass