\begin{tabular}{|cccc|} \hline SampleSizeN & A2 & D3 & D4 \\ \hline 2 & 1.88 & 0 & 3.27 \\ 3 & 1.02 & 0 & 2.57 \\ 4 & 0.73 & 0 & 2.28 \\ 5 & 0.58 & 0 & 2.11 \\ 6 & 0.48 & 0 & 2.00 \\ 7 & 0.42 & 0.08 & 1.92 \\ 8 & 0.37 & 0.14 & 1.86 \\ 9 & 0.34 & 0.18 & 1.82 \\ 10 & 0.31 & 0.22 & 1.78 \\ 11 & 0.29 & 0.26 & 1.74 \\ 12 & 0.27 & 0.28 & 1.72 \\ \hline \end{tabular} 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 18 pounds, respectively. Each sample consists of 8 observations. Develop the appropriate control charts. Click the icon to view the values of the A2,D3, and D4 constants. Upper Control Limit (UCLX)= Lower Control Limit (LCLX)= Upper Control Limit (UCLR)= Lower Control Limit (LCLR)= (Enter your response rounded to two decimal places.) (Enter your response rounded to two decimal places.) (Enter your response rounded to two decimal places.) (Enter your response rounded to two 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 18 pounds, respectively. Each sample consists of 8 observations. Develop the appropriate control charts. Click the icon to view the values of the A2,D3, and D4 constants. Upper Control Limit (UCLX)= Lower Control Limit (LCLX)= Upper Control Limit (UCLR)= Lower Control Limit (LCLR)= (Enter your response rounded to two decimal places.) (Enter your response rounded to two decimal places.) (Enter your response rounded to two decimal places.) (Enter your response rounded to two decimal places.)