Mat 510 Week 11 Final Exam

MAT 510 Week 11 Final Exam  
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Question 1: The principal drivers of the rapid change in the global economy are:

Question 2: What is tool that can be used to detect the structure variation?

Question 3: Improving the quality of process measurements is:

Question 4: Sub-optimization occurs when:

Question 5: Which type of variation was critical to resolving the realized revenue case study?

Question 6: In evaluating data on our process outputs, four characteristics we might investigate are: central tendency, variation, shape of distribution, and stability. Which of the following tools would be most helpful to determine the shape of the distribution?

Question 7: A sample of 50 invoices are inspected each shift for errors, and classified as either “good”, i.e., without error, or “bad”, having some problem. If we plot our bad invoices each shift on a control chart, which chart should we use?

Question 8: In evaluating data on our process outputs, four characteristics we might investigate are: central tendency, variation, shape of distribution, and stability. Which of the following tools would be most helpful to determine stability of the process?

Question 9: Non-random and unpredictable patterns on a control chart indicate:

Question 10: The histogram has which of the following limitations?

Question 11: Tips for building useful models include:

Question 12: An Adjusted R-square value is a correlation coefficient that has been modified to account for:

Question 13: Results of regression analysis are often abused in the following ways:

Question 14: George Box tells us “all models are wrong but some are useful”. By this comment he means:

Question 15: Which of the following is NOT a measure of model adequacy?

Question 16: In every experiment there is experimental error.   Which of the following statements is true?

Question 17:...