OPMA 3306 Chapter 10 Conceptual
Homework Questions well answered to
pass (verified)
Six Sigma refers to the philosophy and methods that some companies use to
eliminate defects in their products and processes. - correct answer ✔✔True
Variation that is inherent in a production process itself is called assignable
variation. - correct answer ✔✔False
A p-chart has upper and lower control limits expressed as lines on the chart. As
long as the sample values fall between these two lines there is no need to
investigate process behavior. - correct answer ✔✔False
The value for Z used in quality control charts is based on the degree of confidence
you want to have in the resulting UCL and LCL values. - correct answer ✔✔True
Acceptance sampling is performed on goods that already exist to determine what
percentage of items conforms to specifications. - correct answer ✔✔True
Which of the following is not an analytical tool used in six-sigma quality
improvement programs? - correct answer ✔✔Pass Charts
A fishbone diagram as part of a six-sigma quality improvement process might be
found in which DMAIC category? - correct answer ✔✔Analyze
Homework Questions well answered to
pass (verified)
Six Sigma refers to the philosophy and methods that some companies use to
eliminate defects in their products and processes. - correct answer ✔✔True
Variation that is inherent in a production process itself is called assignable
variation. - correct answer ✔✔False
A p-chart has upper and lower control limits expressed as lines on the chart. As
long as the sample values fall between these two lines there is no need to
investigate process behavior. - correct answer ✔✔False
The value for Z used in quality control charts is based on the degree of confidence
you want to have in the resulting UCL and LCL values. - correct answer ✔✔True
Acceptance sampling is performed on goods that already exist to determine what
percentage of items conforms to specifications. - correct answer ✔✔True
Which of the following is not an analytical tool used in six-sigma quality
improvement programs? - correct answer ✔✔Pass Charts
A fishbone diagram as part of a six-sigma quality improvement process might be
found in which DMAIC category? - correct answer ✔✔Analyze
