Statistics Homework Solutions 234

Statistics Homework Solutions 234 - 234 CHAPTER 10 £ 1 14....

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Unformatted text preview: 234 CHAPTER 10 £ 1 14. From the control chart table, A2 ¨ 0 219. ¨ ¡ 0 577 1 14 3 ¡ £ ¥ ¨ ¤¥ ¨ ¤ ¡ ¡ Therefore σX 0 577. ¨ R 5. ¡ (b) The estimate of σX is A2 R 3. The sample size is n CUSUM Chart 3 Cumulative Sum 2 (c) 1 UCL = 0.877 0 LCL = −0.877 −1 −2 −3 0 5 10 15 20 Sample Number 25 30 (d) The process is out of control on sample 9. (e) The Western Electric rules specify that the process is out of control on sample 9. CUSUM Chart 80 UCL =60 60 Cumulative Sum 40 5. (a) 20 0 −20 −40 LCL =−60 −60 −80 0 10 20 Sample Number 30 40 (b) The process is in control. Section 10.5 ¡ 0 18, USL ¨ ¡ ¨ ¡ ¨ ¡ s c4 . From the control chart table, c4 0 22. The sample size is n 0 9213. ¨ ¡ 0 002, LSL ¡ 0 205, s ¨ £ ¡ ¡ σ X ¡ 1. (a) µ 4. ¡ ...
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This note was uploaded on 12/20/2011 for the course STA 3163 taught by Professor Mattgilg during the Fall '11 term at UNF.

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