EWMA Charts

The EWMA (Exponentially Weighted Moving Average) Chart uses a weight value to create a moving average.

 

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An EWMA Chart provides a better representation of batch processes by letting you examine the influence of prior data points on a current sample. It allows for smoothing of data, normalizing the effects than an out-of-control spike will have on a data set.

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: