Explicitly write down the center line, UCL and LCL for x-chart.

(b) Explicitly write down the center line, UCL and LCL for R-chart.

(c) Determine whether the process is in control or out of control. Explain your answer.

2. A quality control inspector at the Beautiful Shampoo Company has taken three samples with four observations each of the volume of shampoo bottles filled. The data collected by the inspector and the computed means are shown here: If the standard deviation of the shampoo bottle-filling operation is 0.2 ounces, use the information in the table to develop control limits of 3 standard deviations for the operation. 2. (15pts) Reid and Sanders (2011) Chapter 6 (p. 226) Problem 2. (a) Explicitly write down the center line, UCL and LCL for x-chart. (b) Explicitly write down the center line, UCL and LCL for R-chart. (c) Determine whether the process is in control or out of control. Explain your