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Unlike x chart, which measures between-sample variability only, an R chart is used to monitor ____

Unlike x chart, which measures between-sample variability only, an R chart is used to monitor ____ Correct Answer Within-sample variability only

A R chart is a chart which uses sample ranges to calculate its center line and control charts. So it only measures within-sample variability, i.e. the instantaneous variability at a given time.

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