Kinda long but need help understanding

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. Sample 2 3 Menn 3.5$ 3.80 3.50 3.60 3.50 3.55 Range 0.55 0.75 0.55 0.51 0.55 0.65 1 5 6 Use this information to obtain a three-sigma control chart (z = 3) for the mean weight. Process standard deviation is 0.27. Use that control chart to answer the questions below. Do not round intermediate calculations. Round your final answers to three decimal points. Question 3 (2.5 points) Listen What is the upper control limit? Question 3 (2.5 points) 1) Listen What is the upper control limit? Your Answer: Answer W Question 4 (2.5 points) Listen What is the center line? Your Answer: Answer Question 5 (2.5 points) ) Listen > What is the lower control limit? Your Answer: Answer Question 6 (0.5 points) Listen Sample 1 is out of control. True False Nuestion 7 10 5 noin ntc Sample 2 is out of control. True False Question 8 (0.5 points) Listen ho Sample 3 is out of control. True False Sample 4 is out of control, True False Question 10 (0.5 points) Listen Sample 5 is out of control. True False Question 11 (0.5 points) Sample 6 is out of control True False