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Unformatted text preview: a. What is the main problem which this will cause? b. What effect is this likely to have on Cp? 5. From Lecture, what are the three most commonly used indicators for an X-bar chart that it is out of control? a. b. c 6. In Lecture, when discussing C and U charts, we also discussed the underlying Assumptions the author made in using the poisson distribution. Which of the Four, if any, contained a misstatement. (circle). I II III IV 7. The three main components of quality costs are: a. b. c. 8. Why is it so important that the R-chart be in control before constructing The X-bar chart? 9. When computing common cause variation for a single point by using the Formula , why does d2 increase as n increases? See attachment For X bar and R Charts. 10. For the U chart data, what are the UCL and LCL for samples 9 and 13 (compute To three decimal places). a. UCL= LCL= b. UCL= LCL=...
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- Spring '11