91. The average time it takes to process a mortgage application at a mortgage company is five days, but this can vary considerably. Some applications can take as long as eight days. To improve...






91.




The average time it takes to process a mortgage application at a mortgage company is five days, but this can vary considerably. Some applications can take as long as eight days. To improve customer service, reduce the time it takes to process an application, and reduce variability in processing time, it would be advisable to undertake which of the following projects?





Lean





Six-Sigma





Lean and Six-Sigma





None of the above







92.




DPMO is an acronym for which of the following?





Defects Per Million Opportunities





Damaged Parts per Million Outcomes





Defects Per Million Outcomes





Delayed Parts per Million Orders








93.




A ___________ error occurs when the process mean is stable and in-control but an output result has occurred above the UCL or below the LCL. So, in this situation a false out-of-control signal has occurred.





Beta





Systems





Alpha





Process Mean










94.




A software developer has been too-late-to-market on several occasions; competitors have introduced apps much quicker and as a result have captured a larger market share. The developer is concerned that the major factor in slowing this process is the time it takes for product developers to design and communicate the functionality needed to software designers. But, in addition, there are just too many times when each stage in the development process must be approved by managers before the process can continue. Which of the following tools could be most useful in the early stages of studying this development process with an objective to shorten time-to-market?





Line Chart





Value Stream Map





Taguchi diagram





Fishbone diagram








95.




The intercept in a simple linear regression model represents the point at which the regression line crosses the X axis.





True





False







96.




When manufacturing a computer chip, a sample of 50 chips is tested. The test classifies them as good or bad. The percent bad is plotted on the control chart. Which of the following control charts should be used?





R-Chart





S-Chart





P-Chart





X-Bar Chart








97.




A P-Chart is used to monitor ____________ data.





Discrete





Intermittent





Continuous





Variable








98.




In an R-Chart, the range is used as an estimate of the standard deviation.





True





False







99.




When R-squared in a multiple regression analysis is 0.72 this suggests that 72 percent of the variation in the dependent variable can be explained by variation in the independent variables.





True





False











100.




Which of the following is necessary to make an R-Chart?





Process Mean





Standard Deviation





Standard Error of the Mean





Range




Dec 03, 2021
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