Please solve B4 and show all relevant work

B1. Calculate the following values in the provided boxes using the given worker data (3 pts x 6 values). 3 pts x 6 values & deduct 2 pts per omitted value or label. Xbarbar LCL Xbar UCL Xher Roar LCLR = UCLR = = = n D: 0 2 3 A2 1.88 1.023 0.729 0.577 0.483 D4 3.267 2.574 2.282 2.114 2.004 0 0 0 4 5 6 0 Worker Data for: Envelope Lengths Engineering Specifications: 240.0 252.0 (Round to the first decimal place on all calculations (eg, 18.14 = 18.1) to mm Time #1 #2 #3 #4 #5 8 AM 242.6 248.2 240.9 241.7 240.9 10 AM 241.2 244.9 239.8 239.5 239.1 12 PM 242.3 242.5 241.6 241.9 242.0 2 PM 249.8 247.7 241.5 240.0 239.4 4 PM 241.8 241.1 240.2 240.8 250.7 6 PM 250.4 249.4 250.1 249.7 250.4 8 PM 250.7 247.8 251.2 241.7 241.4 10 PM 249.8 247.4 239.2 241.5 239.4 Each R value B2. Using the information obtained in question B1, plot the following items on the graph paper. 10 points possible - Label everything. Declict 2 points for missing/incorrect items Each X a value Xurber line Raline line LCL, line UCL Xbar line UCL, line LCLX B3. Using the information obtained in question B2, interpret the 2 control charts pertaining to process control (3 pts per chart). Xbar Chart R Chart B4. Using the data from B1 (Length of Pen Housings), calculate the Cp and Cpk values. (2 pts each) Although the process needs to be in control to calculate Cp and Cpk, calculate them anyway. Use 2 decimal places for Cp and Cpk values Cpk