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Aspen Plastics produces plastic bottles to customer order. The quality inspector randomly selects four bottles from the bottle machine and measures the outside diameter of the bottle neck a critical quality dimension that determines whether the bottle cap will fit properly The dimensions (in ) from the last six samples are Click the icon to view the table of factors for calculating three-sigma limits for the x-chart and R-chart Assume that only these six samples are sufficient, and use the data to determine control limits for an R - and an x-chart Compute the range R and the sample mean x for each sample. (Enter your responses rounded to three decimal places.) Factors for calculating three-sigma limits for the x-chart and R-chart