CQE Exam Questions & Answers
Quality Engineer • ASQ
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Sample CQE Questions
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The following summary of data represents the amount of time customers spend in a store between the hours of noon and 1:00 p.m. during a one-month period.
Time (minutes) Number of customers
10 30
9 25
8 15
7 6
6 4
5 35
4 32
3 15
2 42
1 or less 50
The summary is an example of which of the following?
A frequency distribution summarizes how frequently each different value occurs in a dataset.
Stem-and-Leaf Plot:
Visualizes the shape of the data distribution.
Example: Data split into stems and leaves.
Box Plot:
Shows the distribution of data based on a five-number summary (minimum, first quartile, median, third quartile, maximum).
Pareto Chart:
Bar graph where factors are plotted in decreasing order of frequency along with a cumulative percentage line.
Frequency Distribution:
Table that displays the frequency of various outcomes.
Example: The given summary lists the number of customers for different time intervals.
The given data is a table that shows the number of customers corresponding to each time interval, making it a frequency distribution.
Analysis of data on all product returns is important because
. Failure rates change with length of product usage.
. Changes in design and in customer use are often well reflected.
. Immediate feedback and analysis of product performance becomes available.
A facilitator asks each team member in turn to suggest one idea during a brainstorming session. This is an appropriate method to use when
During a brainstorming session, when dominant members are stifling others, having each team member suggest one idea in turn can ensure that all voices are heard. This structured approach prevents dominant members from monopolizing the discussion and encourages participation from quieter team members.
Effective brainstorming techniques recommend structured turns to ensure equal participation and mitigate the influence of dominant members.
A material review board (MRB) gets its authority to act from which of the following functions?
A material review board (MRB) gets its authority to act from executive management. The MRB is typically composed of representatives from various departments, including engineering, quality, and production, and is responsible for reviewing and making decisions on non-conforming materials. The authority given by executive management ensures that the MRB has the power to enforce quality standards and make necessary decisions.
'Quality Control and Management' by James R. Evans and William M. Lindsay
ASQ (American Society for Quality) guidelines
When trying to find all possible causes of a problem, which of the following tools would be useful?
. Systematic troubleshooting and brainstorming.
. Fishbone diagrams and histograms.
. Checklists and scatter diagrams.
. Control charts and graphs.
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