what is the upper control limit, lower, center line, and which ones are out of control

Use the information below to answer the next 9 questions. A quality inspector took six samples, each with twenty observations, of the weight of a bagging process, in pounds. The sample means and ranges are shown below. Use this information to obtain a three-sigma X-bar control chart for the mean weight. Use that control chart to answer the questions below. Do not round intermediate calculations. Round your final answers to three decimal points