Question: Note: Please use the problem shown below to answer questions #18 through 23. A company manufacturing oil seals wants to establish X bar and R

Note: Please use the problem shown below to answer questions #18 through 23. A company manufacturing oil seals wants to establish X bar and R bar control charts on the process. There are 25 observations with a sample size 5 on the internal diameter of the seal. An OSCM inter student is working on this project and she already calculated the X bar value and the sum of the R values shown below. x =1,253.75 R = 14.08 Please help her to complete the rest of the control chart calculations: 18. What is the value of the X, A. 13.35 B. 50.15 C. 24.00 D. 45.12 E. 9.03 19. What is the value of the R? A. 2.15 B. 0.124 C. 14.03 D. 0.563 E. 0.639 X Bar Control Chart JUCL - PAR LCL-F-AR R Bar Control Chart UCL - DR LCL - DR Formulas: A>=0.577 D 2.114 D;=0 20. What is the UCL for the x-bar chart? A. 14.65 B. 67.12 C. 50.475 D. 25.09 E. 48.34 21. What is the LCL for the x-bar chart? A. 49.82 B. 45.12 C. 55.07 D. 53.13 E. 59.12 22. What is the UCL for the R-bar chart A. 1.567 B. 2.563 C.0.182 D. 1.245 E. 1.190 23. What is the LCL for the R-bar chart A. -0.378 B0.00 C.0.157 D. 2.157 E. 0.182 24. The control charts that we discussed during class that can be used to analyze categorical (or attributes) data are AP Charts and X bar Charts BP Charts and C Charts CP Charts only D. X Charts and R Bar charts E. X bar Charts and C bar Charts 25. According to the image presented below, we can say that this process? Landing position - Range 15 A. Is out of control B. Only X bar is in control C. Is in control D. Point 20 is out of control E. None on the above

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