Question

The x̅-charts and R-charts are also known as ________ and _______ respectively.

a.

average-charts, range-charts

b.

median-charts, average-charts

c.

range-charts, median-charts

d.

median-charts, range-charts

Answer: (a).average-charts, range-charts

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Q. The x̅-charts and R-charts are also known as ________ and _______ respectively.

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