mqr.spc.EwmaParams.
statistic#
- EwmaParams.statistic(samples)#
Exponentially weighted average of the samples.
Samples is first averaged over axis 1, so that when samples.shape[1] is 2 or more, the statistic is tracking the sample mean.
- Parameters:
- samplespandas.DataFrame
Samples in rows, with one or more columns representing observations in each sample.