Let each subgroup consist of the 6 values within a year. Construct an R chart and determine

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Let each subgroup consist of the 6 values within a year. Construct an R chart and determine whether the process variation is within statistical control. If it is not, identify which of the three out-of-control criteria lead to rejection of statistically stable variation.

Refer to the amounts of energy consumed in the author€™s home. Each value represents energy consumed (kWh) in a two-month period. Let each subgroup consist of the six amounts within the same year.

Let each subgroup consist of the 6 values within a
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Elementary Statistics

ISBN: 9780321836960

12th Edition

Authors: Mario F. Triola

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