90
b- 4 sigma, 6210 DPMO
c- 5.0 sigma, 320 DPMO
d- 6 sigma, 3.4 DPMO
91
a- Lean
b- Six-Sigma
c- Lean and six-sigma
A company using Six Sigma is operating at a 99.99967 defect-free rate. What is the sigma level and DPMO
a- 3 sigma, 66,800 DPMO
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 8 days. to improve customer service, reduce the time it takes to process an application, and reduce venerability in processing time, it would be advisable to undertake which of the following projects?
d- None of the above
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.
a- beta
b- systems
c- alpha
d- 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 large market share. The developer is concerned that the major factor in slowing the process is the time it takes for product devlopers to design and communicate the functionality needed to software designer. 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?
a- line chart
b- Value Stream Map
c- Taguchi Diangram
d- Fishbone Diagram
95
The intercept in a simple liner regression model represents the point at which the regression line crosses the X axis.
a- True
b- 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?
a- R-Chart
b- S-Chart
c- P-Chart
d- x-Bar Chart
97
A P-Chart is used to monitor -------- data.
a- Discrete
b- Intermittent
c- Continuous
d- Variable
98
in an R-Chart, the range is used as an estimate of the standard deviation.
a- True
b- False
99
When R-Squared in a multiple regression is 0.72 this suggests that 72 percent of the variation in the dependent variable can be explained by variation in the independent variables.
a- True
b- False
100
Which of the following is necessary to create R-Chart?
a- Process mean
b- Standard Mean
c- Standard error of the mean
d- Range