-Need to lower control limit as well for. X^- (rounded to three decimal places)

-Upper control limit for R^- (rounded to three decimal places)

-Lower control limit as well for R^- (rounded to three decimal places)

The River Rock Company sells 400-pound bags of decorative rocks for landscaping use. The current bagging process yields samples with X and R values of 400 pounds and 15 pounds, respectively. Each sample consists of 10 observations. Develop the appropriate control charts. Click the icon to view the values of the A2. Dg, and D, constants. . Upper Control Limit (UCLX)=(. (Enter your response rounded to two decimal places.) - X More info Sample Size N AZ D3 D 2 3 4 5 6 7 A 1.833 1.02 0.73 0.58 0.48 0.42 0.37 0.34 0.31 0.29 0.27 0 a 0 0 0 0.08 0.14 0.18 0.22 0.28 0.28 3.27 2.57 2.28 2.11 2.00 1.92 1.86 1.82 1.78 1.74 1.72 9 10 11 12 Print Done