The R-chart
1 answer:
Answer:
A.
Step-by-step explanation:
An R-Chart is a control chart used to indicate the changes in a variable usually with processes that have subgroup size of 2 or higher. Based on the answers provided within the question, it can be said that the R-chart is used to indicate gains or losses in uniformity, which would be the changes in the variable. This can be demonstrated in the R-chart below.
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