Trend Charts

Similar to the Scatter Chart, a Trend Chart plots data points to detect trends. Control limits and the mean are calculated from the linear regression line. Knowing the trend of a process can help to predict when the process may run outside gate limits or specifications.

 

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Chart settings and options

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.

Showing the data behind the chart

Click to display value

You can click any data point or limit line to display its value.

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: