WGU C215 Textbook Questions and
answers correctly solved 2026
One common definition of quality is ________, which focuses on measuring how well the product or
service meets targets and tolerances determined by its designers. - correct answer ✔Conformance to
specification.
What is fitness for use? - correct answer ✔It evaluates how well the product performs for its intended
use.
The cost of defect correction - correct answer ✔is less costly the earlier defects are found.
Costs of quality inspections, testing, auditing, and test equipment are examples of __________ costs. -
correct answer ✔Appraisal
Warranty claims, customer complaints, and costs of litigation are examples of ________ costs. - correct
answer ✔External failure
According to Dr. Taguchi's view of quality - correct answer ✔as conformance values move away from
the target, loss increases as a quadratic function
_______ is the philosophy that seeks to improve quality by eliminating the causes of product defects. -
correct answer ✔Total quality management
Who coined the saying "quality is free"? - correct answer ✔Philip Crosby
A chart used in TQM that identifies potential causes of particular quality problems is called a - correct
answer ✔Cause-and-effect diagram.
,The purpose of the ISO 9000 is to - correct answer ✔establish international quality standards.
ISO 14000 provides tools to identify and report on the adverse impacts of business, including systems
and standards for promoting - correct answer ✔environmental responsibility
What is a common cause for TQM failure? - correct answer ✔Lack of top management support.
Companies that have attained the benefits of TQM have developed a process to identify - correct
answer ✔the meaning of customer-defined quality.
TQM is a complete philosophy that has to be - correct answer ✔embraced with true belief.
The chance that a lot containing an acceptable quality level will be rejected. - correct answer
✔Producers risk
The amount by which the line efficiency falls short of 100 percent. - correct answer ✔Balance delay
Statistics used to describe quality characteristics and relationships. - correct answer ✔Descriptive
statistics
What is the term for inspecting a random sample of an output from a process and determining if it
produces products within a predetermined range? - correct answer ✔Statistical process control
What are the two causes of variation? - correct answer ✔Common and assignable
Which of the following is an example of common causes of varitation? - correct answer ✔Slight
differences in machines
, What are assignable causes of variation? - correct answer ✔Causes that can be identified and
eliminated
What happens when a plot of data falls outside preset control limits? - correct answer ✔The process is
out of control.
A control chart for ______________ is used to monitor characteristics that can be measured and have a
continuous scale. - correct answer ✔variables
A control chart for _________ is used to monitor characteristics that have discrete values and can be
counted. - correct answer ✔attributes
What process width is typically used when computing the process capability index Cp? - correct answer
✔6 standard deviations
What does a Cp = 1 tell us? - correct answer ✔It means that the process variability just meets
specifications; the process is minimally capable.
The six sigma approach is organized around what plan - correct answer ✔Define, Measure, Analyze,
Improve, Control
Six Sigma quality implies how many average defects per million? - correct answer ✔3.4
What makes acceptance sampling different from statistical process control? - correct answer
✔Acceptance sampling is done before or after the process.
What is the process of randomly inspecting a certain number of items from a lot or batch in order to
decide whether to accept or reject the entire branch? - correct answer ✔Acceptance sampling
answers correctly solved 2026
One common definition of quality is ________, which focuses on measuring how well the product or
service meets targets and tolerances determined by its designers. - correct answer ✔Conformance to
specification.
What is fitness for use? - correct answer ✔It evaluates how well the product performs for its intended
use.
The cost of defect correction - correct answer ✔is less costly the earlier defects are found.
Costs of quality inspections, testing, auditing, and test equipment are examples of __________ costs. -
correct answer ✔Appraisal
Warranty claims, customer complaints, and costs of litigation are examples of ________ costs. - correct
answer ✔External failure
According to Dr. Taguchi's view of quality - correct answer ✔as conformance values move away from
the target, loss increases as a quadratic function
_______ is the philosophy that seeks to improve quality by eliminating the causes of product defects. -
correct answer ✔Total quality management
Who coined the saying "quality is free"? - correct answer ✔Philip Crosby
A chart used in TQM that identifies potential causes of particular quality problems is called a - correct
answer ✔Cause-and-effect diagram.
,The purpose of the ISO 9000 is to - correct answer ✔establish international quality standards.
ISO 14000 provides tools to identify and report on the adverse impacts of business, including systems
and standards for promoting - correct answer ✔environmental responsibility
What is a common cause for TQM failure? - correct answer ✔Lack of top management support.
Companies that have attained the benefits of TQM have developed a process to identify - correct
answer ✔the meaning of customer-defined quality.
TQM is a complete philosophy that has to be - correct answer ✔embraced with true belief.
The chance that a lot containing an acceptable quality level will be rejected. - correct answer
✔Producers risk
The amount by which the line efficiency falls short of 100 percent. - correct answer ✔Balance delay
Statistics used to describe quality characteristics and relationships. - correct answer ✔Descriptive
statistics
What is the term for inspecting a random sample of an output from a process and determining if it
produces products within a predetermined range? - correct answer ✔Statistical process control
What are the two causes of variation? - correct answer ✔Common and assignable
Which of the following is an example of common causes of varitation? - correct answer ✔Slight
differences in machines
, What are assignable causes of variation? - correct answer ✔Causes that can be identified and
eliminated
What happens when a plot of data falls outside preset control limits? - correct answer ✔The process is
out of control.
A control chart for ______________ is used to monitor characteristics that can be measured and have a
continuous scale. - correct answer ✔variables
A control chart for _________ is used to monitor characteristics that have discrete values and can be
counted. - correct answer ✔attributes
What process width is typically used when computing the process capability index Cp? - correct answer
✔6 standard deviations
What does a Cp = 1 tell us? - correct answer ✔It means that the process variability just meets
specifications; the process is minimally capable.
The six sigma approach is organized around what plan - correct answer ✔Define, Measure, Analyze,
Improve, Control
Six Sigma quality implies how many average defects per million? - correct answer ✔3.4
What makes acceptance sampling different from statistical process control? - correct answer
✔Acceptance sampling is done before or after the process.
What is the process of randomly inspecting a certain number of items from a lot or batch in order to
decide whether to accept or reject the entire branch? - correct answer ✔Acceptance sampling
