PTAC Process quality Final exam
questions with verified answers
Quality is an easy term to define
True
False - correct answer ✔✔F
Dr. Deming was adamant that only by the immediate implementation of computerized robots
would the U.S. ever hope to catch up to the Japanese
True
False - correct answer ✔✔F
Which of the following concepts must be considered when defining quality?
Performance
Conformance
Consistency
All of the above - correct answer ✔✔All Of above
,What is a diagnostic journey?
An annual pilgrimage to Japan made by quality professionals
The evaluation of data to determine (diagnose) the root cause of a problem
A review of quality procedures to determine conformance to requirements - correct answer
✔✔The evaluation of data to determine (diagnose) the root cause of a problem
Zero defects was a key component of the thinking of which quality guru?
Deming
Juran
Crosby
Peters - correct answer ✔✔Crosby
Variability and consistency mean the same thing - correct answer ✔✔F
Histograms are graphical tools used to (best answer):
Display distribution of data in a tabular format
,Display the distribution of data in a bar chart format
Provide management with information about shift performance
Provide justification for capital projects - correct answer ✔✔Display the distribution of data in a
bar chart format
Inherent variation:
Behaves in a predictable manner
Is stable over time
Is measurable
Is random by nature
All of the above - correct answer ✔✔All of the above
In a normal distribution, how much of the data is within 2 standard deviations of the mean?
33%
68%
95%
, 99.7% - correct answer ✔✔95%
A distribution of counting data is called:
Boltzman
Binomial
Normal
Poisson - correct answer ✔✔Poison
You have been working on understanding your process variability and how this variation might
be perceived by your customers. Given the following information, calculate your Cp and select
correct answer. Use formula in textbook.
Xbar (avg) = 90Std Dev. = 2USL = 100LSL = 85
.95
1.1
1.1
1.25 - correct answer ✔✔1.25
Calculate the Cpk of this process using method shown in textbook.
questions with verified answers
Quality is an easy term to define
True
False - correct answer ✔✔F
Dr. Deming was adamant that only by the immediate implementation of computerized robots
would the U.S. ever hope to catch up to the Japanese
True
False - correct answer ✔✔F
Which of the following concepts must be considered when defining quality?
Performance
Conformance
Consistency
All of the above - correct answer ✔✔All Of above
,What is a diagnostic journey?
An annual pilgrimage to Japan made by quality professionals
The evaluation of data to determine (diagnose) the root cause of a problem
A review of quality procedures to determine conformance to requirements - correct answer
✔✔The evaluation of data to determine (diagnose) the root cause of a problem
Zero defects was a key component of the thinking of which quality guru?
Deming
Juran
Crosby
Peters - correct answer ✔✔Crosby
Variability and consistency mean the same thing - correct answer ✔✔F
Histograms are graphical tools used to (best answer):
Display distribution of data in a tabular format
,Display the distribution of data in a bar chart format
Provide management with information about shift performance
Provide justification for capital projects - correct answer ✔✔Display the distribution of data in a
bar chart format
Inherent variation:
Behaves in a predictable manner
Is stable over time
Is measurable
Is random by nature
All of the above - correct answer ✔✔All of the above
In a normal distribution, how much of the data is within 2 standard deviations of the mean?
33%
68%
95%
, 99.7% - correct answer ✔✔95%
A distribution of counting data is called:
Boltzman
Binomial
Normal
Poisson - correct answer ✔✔Poison
You have been working on understanding your process variability and how this variation might
be perceived by your customers. Given the following information, calculate your Cp and select
correct answer. Use formula in textbook.
Xbar (avg) = 90Std Dev. = 2USL = 100LSL = 85
.95
1.1
1.1
1.25 - correct answer ✔✔1.25
Calculate the Cpk of this process using method shown in textbook.
